Special Cancellations of the Kwantung Leased Territory

KLT Cancels

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Special Cancellations of the Kwantung Leased Territory

The Kwantung Leased Territory was never a part of Manchukuo but many of the cancels reflect events in Manchukuo and its association with Japan.

My research shows about a 100 cancels connected to the Kwantung Leased Territory. This is not a complete list, as I find more examples I will add them. Use the "Monitor this page" box in the menu if you would like to know when more are added.

These cancels were issued in the Kwantung Leased Territory and are all dated by using Japanese era dates. It should also be noted the some place names read from left to right instead of the usual, right to left.

Issued 10th March 1906
This example was issued in 關東Kwantung. No specific PO shown. This is the first commemorative cancellation issued in Kwantung.

明治卅七八年戰役陸軍記念日記念 Military Commemoration of the Day of the Meiji Battle 1894-5

This is an Army Day Commemorative.

Known colour - black

Issued 27th May 1906.
This example was issued in 大連 Dairen

明治卅七八年戰役海軍記念日記念 Naval Commemoration of the Day of the Meiji Battle 1894-5

This is an Navy Day Commemorative.

Known colours - black and red

Issued 29th September 1906.
This example was issued in 安東縣 Antung Hsien

赤十字社総會記念 General Meeting of the Red Cross

Antung is the neighboring county to Kwantung and the border was disputed at this time.

Known colours - black or purple

Issued 1st October 1906.
This example was issued in 安東縣 Antung Hsien

軍政署解散記念 The Dissolution of the Military Government Building

Antung is the neighboring county to Kwantung and the border was disputed at this time.

Known colours - purple

Issued 1st September 1908
This example was issued in 安東 Antung in the SMRZ. (Also issued in Dairen and Lushun).

關東都督府始政二周年記念 2nd Anniversary of Kanto Chō (Government Office)

Issued 28th November 1909.
This example was issued in 旅順 Lushun (Port Arthur)

表忠塔竣工式記念 Dedication of war memorial.

This cancel commemorates the completion of the monument to the loyal dead. This stands on Paiyushan in Lushun.

Size 40.5mm dia. Known colours - purple

Issued 1st September 1917.
This example was issued in 大連 Dairen

關東都督府始政十一周年記念 Eleventh anniversary of the Kwantung Governor-General’s Office

This cancel celebrates the 11^th Anniversary of Kanto Chō (Government Office)

(Image provided by Ron Casey)

Issued 1st to 31st July 1919.
This example was issued in 大連 Dairen

和平記念 Peace Commemoration (after WW1).

This cancel was available from 15 Post Offices in Kwantung and 58 other Post Offices in China. The rams head signifies the year of the sheep in the East Asian Zodiac.

Size 39mm x 35mm. Known colours - red

Issued 1st September 1920
This example was issued in 旅順 Lushun (Port Arthur)

關東廳始政十四周年記念 Commemorate Fourteenth Anniversary of the Kwantung Prefectural Office.

Size 39mm dia. Known colours - violet.

Issued 1st to 3rd November 1920.
This example was issued in 貔子窩 P’i-tzu-wo

明治神宮鎮座記念 Commemorating the dedication of the Meiji shrine.

Known colours - violet.

Spare

Issued 20th to 23rd April 1921.
This example was issued in 大連 Dairen

通信事業創始五十年記念 Commemorating the 50th Anniversary of the Postal Service.

The design features an envelope flanked by the national and postal flags with two doves. Japan also issued 4 stamps and 2 postcards to commemorate this event.

Size 36mm dia. Known colours - red

Issued 1st September 1921.
This example was issued in 大連 Dairen

關東廳始政十五周年記念 15^th Anniversary of Kanto Chō (Government Office), also issued were two commemorative post cards in a special envelope

Size 42mm dia. Known colours - red

Issued 3rd - 4th September 1921.
This example was issued in 海城 Haicheng, SMRZ Manchuria. (also noted in Dairen).

皇太子殿下御帰朝記念 Commemorating the return of Crown Prince Hirohito from his visit to Korea.

The design features the Imperial Crane with Auspicious Clouds.

Known colours - red

Spare

Issued 1st September 1922.
This example was issued in 旅順 Lushun (Port Arthur)

關東廳始政十六周年記念 Sixteenth Anniversary of the Kwantung Prefectural Office

Also issued were two commemorative post cards in a special envelope

Known colours - blue

Spare

Issued 7th April 1923.
This example was issued in 大連 Dairen

大連勸業博覧會記念 Dairen Industrial Exhibition

Issued to promote the Dairen Industrial Fair.

Size 37mm dia. Known colours - violet.

Issued 1st September 1923.
This example was issued in 旅順 Lushun (Port Arthur)

關東廳始政十七周年記念 Seventeenth Anniversary of the Kwantung Prefectural Office

Size 36mm dia. Known colours - violet.

Issued 9th August to 18th September 1925.
This example was issued in 大連 Dairen

大連電話局自動電話交換開始記念 Opening of the New Kwantung Telephone Excahnge.

Size 41mm dia. Known colours - violet.

Issued 1st September 1925
This example was issued in 大連 Dairen

關東廳始政拾九周年記念 Ninteenth Anniversary of the Kwantung Prefectural Office

The design features modern buildings and machines probably aimed at illustrating progress. The inscription celebrates 19 years of colonial rule.

Size 35mm dia. Known colours - violet

This example issued 20th September 1926
This example was issued in 大連 Dairen

This cancel was used on 20th and 26th September, 6th and 23rd October and 2nd, 6th and 11th November 1926. These were probably flight days.

大連京城大阪間第一回飛行郵便記念 First Airmail Flight between Dalian, Seoul and Osaka.

A light aircraft with a laurel wreath. The characters read "Commemorating the airmail service between Dairen, Keijō (Seoul, Korea), and Osaka (Japan).

Size 35mm dia. Known colours - violet

(Image courtesy of Ron Casey)

Issued 24th to 27th September 1926.
This example was issued in 旅順 Lushun (Port Arthur) P.O.

關東廳始政廿年記念 Twentieth Anniversary of the Kwantung Prefectural Office

Design features - The Chinese symbol for long life complete with lucky bats and an auspicious cloud. The characters read "20th anniversary of the Kanto Cho (Kwantung Office) Commemorative" a set of official postcards was also issued and these can be seen here.

Size 38mm dia. Known colours - violet

Issued 13th October 1926.
This example was issued in 旅順 Lushun (Port Arthur)

This may be a cancel issued by the Military as it is of very basic design. It commemorates an inspection, I assume of the army and navy in the area.

Size 35mm dia. Known colours - violet

Issued 20th to 23rd June 1927.
This example was issued in 大連 Dairen

萬國郵便聯合加盟五十年記念 Fiftieth Anniversary of Japan’s Accession to the UPU

To celebrate the 50th of the Japanese accession to the UPU. A set of four special stamps were issued in Japan in relation to this.

Size 35mm dia. Known colours - Red.

Issued 22nd to 24th September 1928.
This example was issued in 大連 Dairen

御大典奉祝運動會記念 Athletic Meet Celebrating the Enthronement

To celebrate the Athletics Meet in Commemoration of the Enthronement.

Size 35mm dia. Known colours - Purple.

Issued 10th to 14th November 1928.
This example was issued in 大連 Dairen

大禮記念 Commemorating the state ceremony

To celebrate the Coronation of Emperor Showa. The design shows a giant ceremonial drum dadaiko and a golden kite. Japan issued a set of 4 stamps and two commemorative postcards in honour of this event.

Size 37mm dia. Known colours - red.

Issued 1st to 6th April 1929.
This example was issued in 大連 Dairen

航空郵便開始記念 Start of Airmail Service

To celebrate the start of the airmail service from Japan to Dairen - China's first international airmail service.

Size 35mm dia. Known colours - red.

Issued 2nd to 5th October 1929.
This example was issued in 鳳凰城 Feng-huang-ch’eng in the SMRZ, Manchuria, also issued in Dairen.

神宮式年遷宮記念 Rebuilding of Ise Shrine

This is an imperial memorial ceremony held at set intervals of death the 3rd, 5th, 10th 20th and 50th year after death and then every 100 years thereafter

Size 35mm dia. Known colours - red.

Issued 1st to 7th July 1930.
This example was issued in 大連 Dairen

逓信展覧會記念 Communications Exhibition

To celebrate a Communications Exhibition. The building is Dairen's main Telephone Exchange and Telegraph Office. The aerial on the roof probably means that the radio station also had offices there.

Size 35mm dia. Known colours - red/brown.

Issued 1st to 4th October 1930.
This example was issued in 大連 Dairen

第二回國勢調査記念 Second National Census

This cancel commemorates the 1930 census. The census was carried out every five years. A full census in years ending "0" and a simplified census years ending with a "5".

Size 35mm dia. Known colours - red.

Issued 1st to 3d November 1930.
This example was issued in 大連 Dairen

明治神宮鎮座十年記念 Tenth Anniversary of the Dedication of the Meiji Shrine

10^th Anniversary of the Dedication of Meiji Shrine in Tokyo. This cancel was available from 15 Post Offices in Kwantung and 66 other Post Offices in China. Japan issued a set of 2 commemorative stamps in conjunction with this event.

Size 37mm dia. Known colours - red.

Issued 1st September 1931.
This example was issued in 大連 Dairen

関東廳始政廿五年記念 25^th Anniversary of Kanto Chō (Government Office)

Size 42mm dia. Known colours - red

Issued 18th to 19th September 1932.
This example was issued in 大連 Dairen

満洲事変一周年記念 reads Commemorating the First Anniversary of the Manchurian Incident.

The design features a map with Mukden in the centre with a soldier, stalks of kaolin, a barbed wire entanglement and a bird in flight.

This cancel has a changeable day date which can read 18th (above) or 19th.

Size 35mm dia. Known colours - red

Issued 3rd to 5th November 1932.
This example was issued in 大連 Dairen

日満航空郵便連絡記念 reads Commemorating Airmail Service Connecting Japan and Manchoukuo

The Manchukuo air mail service began operation on 3rd November 1932 with airmail delivered by the Manchukuo Air Transport Company. An airmail system already existed between Japan and Manchuria operated by the Japanese, this recognises the start of the Manchurian operation of the service.

This cancel was widely available in Japan, the KLT and mail SMRZ post offices in Manchukuo.

This cancel has a changeable date, the right hand Chinese day date figure can read 3,4 (above) or 5.

Size 37mm dia (excluding wing). Known colours - red only.

Issued 23rd July to 31st August 1933.
This example was issued in 大連 Dairen

満州大博覧曾記念 Manchuria Exposition Commemoration. The fair site was held on reclaimed land at the foot of Mt. Baiyun, Dairen. Many special cancel postcards, in colour and black and white, were issued to promote this event.

Size 35mm dia. Known colours - red

Issued 1st September 1933.
This example was issued in 旅順 Lushun (Port Arthur)

関東廳始政三十年記念 13^th Anniversary of Kanto Chō (Government Office)

Size 42mm dia. Known colours - red

Issued 15th September 1933 (Japanese year date) not listed by Zirkle - SMRZ Post Offices only.
This example was issued in 大連 Dairen

The characters read 満洲国承認一周年記念Commemorating the 1st Anniversary of (Japan's) Recognition of the State of Manchukuo.

The design features the flags of Manchukuo over a map of the new state.

Size 35mm dia. Known colours - orange red

Spare

Issued 1st to 3rd November 1933. Japanese and some SMRZ Post Offices. The above was issued at 旅順 Lushun (Port Arthur)

航空郵便夜間逓送開始記念 reads Start of Night Airmail Services Commemoration.

The cancel shows a bi-plane flying above a lighthouse at night.

The date is changeable and can read 1st to 3rd. In China Stamp Radar shows this cancel for Dairen, Lushun (Port Arthur), Antung, Mukden and finally Hsinking, an indication of the route flown. In Japan the cancel ran from 1st to 6th and covered various stops between Tokyo and Fukuoka.

Size 35mm dia. (excluding wing). Known colours - red

Issued 29th to 31st December 1933 (Japanese year date) Japanese and some SMRZ Post Offices. This example was issued in 大連 Dairen

皇太子殿下御誕生奉祝記念 reads Commemorating Celebrating the birth of the Crown Prince.

The cancel shows an Imperial Phoenix above a bridge.

The date is changeable and can read 29th to 31st. This is the birth of Akihito the present Emperor of Japan (Tennō ). He was born on 23rd December 1933, son of Hirohito (Shōwa).

Size 35mm dia. Known colours - red

Issued 18th to 19th September 1933. (Japanese year date 8) not listed by Zirkle - SMRZ Post Offices only.
This example was issued in 大連 Dairen

満洲事変二周年記念 reads Commemorating the Second Anniversary of the Manchurian Incident.

The design features Japanese soldiers attacking Mukden. The shape of this cancel is unusual being in the shape of a shield with castellated edging.

This cancel has a changeable day date which can read 18th (above) or 19th.

Size 40mm x 40.5mm. Known colours - orange red

Issued 1st to 3rd March 1934.
This example was issued in 大連 Dairen

滿洲國大禮奉祝記念 reads Celebration of the Enthronement of the Emperor of Manchoukuo

Design features; the emblem of Manchukuo and two phoenix. The characters read 满洲國大礼奉祝纪念 Manchurian Solemn Ceremony Offering Respect Commemorative, the date represents the second anniversary of the founding of Manchukuo.

Size 35mm dia. Known colours - Red and Purple

Issued 5th to 15th June 1934. This example was issued in 大連 Dairen

禦名代秩父宮殿下奉迎記念 reads Welcome the Imperial Representative, Prince Chichibu.

This commemorates a visit by Prince Chichibu, younger brother of the Emperor Showa as the Imperial Envoy to Hsinking. The visit took place during June 1934. On 6th June he visited the the Emperor Kang-te to congratulate him on his enthronement and present him with the Japanese Grand Cordon of the Chrysanthemum (Japans highest honour) and the Order of the Precious Crown to his Empress Wanrong.

Size 36mm dia. Known colours - red

Issued 19th to 21st June 1934.
This example was issued in 大連 Dairen.

関東州防空演習記念 Kwantung area air defence exercise.

Size 35mm dia. Known colours - red

Issued 18th to 19th September 1934. (Japanese year date 9) not listed by Zirkle - KLT and SMRZ Post Offices only.
This example was issued in 大連 Dairen.

満洲事変三周年記念 reads Commemorating the Third Anniversary of the Manchurian (Mukden) Incident.

The design features a Japanese tank alongside the Mukden city wall. This was the start of the Japanese invasion of China and to date is commemorated with long sirens heard throughout the cities in the North

This cancel has a changeable day date which can read 18th (above) or 19th.

Size 35mm dia. Known colours - red

Issued 21st to 24th March 1935. This example was issued in 大連 Dairen.

萬國郵便聯合為替約定加入五十週年紀念 reads 50^th Anniv. of Acceding to the Exchange Agreement of the Universal Postal Union.

Issued in honour of the Universal Postal Union's 50th Anniversary of Japan signing up to the exchange of International Money Orders. The building is listed in The Large Commemorative Datestamps of Japan 1902 -1944 by Charles A. L. Swenson as being the Savings Bureau Building.

The date is changeable and can read 21st (above), 22nd, 23rd or 24th.

Size 37mm dia. Known colours - red

ssued 2nd to 27th April 1935 (Japanese year date) The above was issued at旅順 Lushun (Port Arthur)

满洲国皇帝陛下訪紀念 reads Commemorating the Manchukuo Imperial Visit.

Issued in recognition of the Emperor Kangteh's first visit to Japan. The inscription is the same as Zirkle 12 above. The design features a wreath of rice and corn with Orchids and Chrysanthemum.

Size 35mm dia. Known colours - red

Issued 27th May 1935.
This example was issued in 旅順 Lushun (Port Arthur)

Design features; a battleship and naval emblems flanked by two torpedoes. The characters read 日本海海戰三十周年記念 Commemorating the 30^th Anniversary of the Battle of the Japan Sea.

Size 35mm dia. Known colours - red

Issued 8th Jun 1935.
This example was issued in 旅順 Lushun (Port Arthur)

旅順政畧三十周年白玉山納骨祠大祭記念 Thirtieth Anniversary of Japan Taking Control of Port Arthur Memorial Service for the Dead on Baiyushan

The design features; The Army Star and Naval Anchor. The characters read 30^th anniversary of Ryojun Baiyushan ceremony of depositing the ashes of the dead. Ryojun (The Japanese name for Port Arthur).

Size 35mm dia. Known colours - red

Issued 1st October 1935
This example was issued in 大連 Dairen

昭和十年國勢調査記念 Commemorating the Shōwa 10 (1935) Census (Identical cancel used throughout Japan).

Size 35mm dia. Known colours - red

Issued 1st to 3rd October 1935
This example was issued in 大連 Dairen.

大連市政卄周年記念 Commemorating the 20th anniversary of Dairen Municipal Government. The emblem is the city emblem of Dairen.

Size 35mm dia. Known colours - red

Issued 26th to 29th January 1936
This example was issued in 大連中央 Dairen Central P.O.

日満郵便條約締結記念 reads Commemorating the Conclusion of the Japan-Manchukuo Postal Treaty.

The central image is of a letter framed by the national flowers of Japan and Manchukuo.

Size 35mm dia. Known colours - red

Issued 1st to 4th March 1936 (Japanese year date) not listed by Zirkle - SMRZ Post Offices only.
This example was issued in 大連 Dairen

日本カナダ間郵便為替新約定實施記念 (Ji in “jisshi” is now written 実; the old form is 實) translated "The implementation of the new postal money order agreement between Japan and Canada". I doubt there was much rejoicing in Manchukuo as a result of this.

Available in China only from Dairen Central PO, Mukden Central PO, Hsinking Central PO and Yingkow.

Size 35mm dia. Known colours - red.

Issued 1st September 1936. (Japanese year date 9) not listed by Zirkle - SMRZ Post Offices only.
This example was issued in 大連 Dairen

関東局始政三十年記念 30^th Anniversary of Kanto Chō (Government Office)

The design features the emblem of a torch placed over the Kwantung peninsular.

Size 42mm dia. Known colours - red

KLT Cancel 30th Anniverary of Kwantung Government

Issued 1st September 1936.
This example was issued in 旅順 Lushun (Port Arthur)

関東廳始政三十年記念 30^th Anniversary of Kanto Chō (Government Office).

The design features 3 auspicious clouds surrounding a Japanese emblem.

Size 42mm dia. Known colours - red

Issued 26th September 1936
This example was issued in 大連中央 Dairen Central P.O.

日本赤十字社支部總會紀念 Commemorating the branch general meeting

The designer seems to have taken this literally as the image is of two branches meeting in the middle. Clearly branches of the Red Cross.

Size 40mm dia. Known colours - red

Issued 18th to 19th September 1936. (Japanese year date 9) not listed by Zirkle - SMRZ Post Offices only.
This example was issued by Dairen P.O.

満洲事変五周年記念 reads Commemorating the Fifth Anniversary of the Manchurian Incident.

The design features a artillery shells and kaolin stalks either side of an image of the Mukden Incident Medal.

This cancel has a changeable day date which can read 18th (above) or 19th.

Size 35mm dia. Known colours - red

Issued 11th November 1936
This example was issued in 大連中央 Dairen Central P.O.

帝國議會議事堂竣功記念 reads Commemorating

the completion of the diet building (the Japanese Parliament building) in Tokyo.

This cancel is on a Postcard showing the new building which can be seen here. Japan issued a set of four stamps to commemorate this event.

According to the Encyclopedia Japanese Philately this cancel was available at all 1st and 2nd class and designated 3rd class PO's. In China this was limited to Dairen Central PO, Lushun Central PO, Mukden Central PO and Hsinking Central PO.

Size 35mm dia. Known colours - red

Issued 1st to 7th June 1937.
This example was issued in 大連中央 Dairen Central P.O.

航空愛國週間記念 Patriotic Aviation Week

This is a Patriotic Aviation Week Commemorative cancel. Click here to see it on an official postcard promoting the event. Japan also issued a set of 4 stamps.

This cancel has a changeable date, the Chinese day date figure can read 1, 2 (above), 3, 4, 5, 6, or 7.

Size 35mm dia. Known colours - red

Issued 11th & 12th February 1938
This example was issued in 大連中央 Dairen Central P.O.

國民精神總動員強調週間記念 National spiritual mobilization week. The design is three Japanese flags and the gate to a shrine.

Size 35mm dia. Known colours - red

Issued 7th to 10th July 1938
This example was issued in 大連中央 Dairen Central P.O.

支部事變一周年記念 Marco Polo Bridge Incident First Anniversary. The cancel features Japanese flags with the Army and Navy emblems.

Size 35mm dia. Known colours - red

Issued 5th August 1938
This example was issued in 大連中央 Dairen Central P.O.

國防展覧會記念 National Defense Exhibition

This cancel commemorates a National Defence Exhibition. The design features a gas mask and (probably) an image representing the eagle that flew to the defence of the first Japanese emperor; Jimmu.

Size 35mm dia. Known colours - red

Issued 27th October to 5th November 1938
This example was issued in 大連中央 Dairen Central P.O.

漢口陥落記念 The Fall of Hankow

This cancel commemorates the Fall of Hankow. Hankow was where the Chinese Government had its military headquarters.

Size 35mm dia. Known colours - red

Issued 7th July 1939
This example was issued in 大連中央 Dairen Central P.O.

支那事變二周年記念 Second Anniversary of the China Incident

Commemorating the 2nd Anniversary of the China Incident. The slogan in the centre reads 東亞新秩序建設 Building a New Order in East Asia.

The images of China including the Temple of Heaven, a Chinese farm worker and a Japanese factory worker.

Size 35mm dia. Known colours - red

Issued 25th August 1939
This example was issued in 大連中央 Dairen Central P.O.

ニツポン世界一周大飛行記念 Commemorating the around the world flight of the [Nippon].

The aircraft used was a modified Mitsubishi G3M2 “Nell” bomber. The flight had to be diverted because Germany invaded Poland and was completed later in September. More information here.

Size 35mm dia. Known colours - red

Issued 14th to 20th November 1939
This example was issued in 大連中央 Dairen Central P.O.

赤十字條約七十五年記念 15^th Anniversary of the Red Cross Treaty

The image of the cross in the centre of the globe is to signify the Red Cross Treaty 75^th Anniversary

Size 35mm dia. Known colours - red

Issued 28th May 1940
The P.O. is not specified.

紀元二千六百年記念 2600 Anniversary of the founding of Japan.

The image is of the eagle that came to the rescue of the first Emperor Jimmu flying above auspicious clouds.

Size 35mm dia. Known colours - red and blue.

Issued 28th to 29th May 1940
This example was issued in 大連中央 Dairen Central P.O.

航空日制定記念 Aviation Day

Commemorating the Designation of Aviation Day, this cancel features an airman with aircraft.

Size 35mm dia. Known colours - red

Issued 1st June 1940
This example was issued in 大連中央 Dairen Central P.O.

This cancel commemorates a National savings exhibition. The image shows a savings book in an army helmet.

Size 35mm dia. Known colours - red

Issued 1st October 1940
This example was issued in 大連中央 Dairen Central P.O.

昭和十五年國勢調査記念 1940 National Census

This cancel was issued to mark the 1940 National Census. The design features a clock, a cog wheel, a balance and crops.

Size 35mm dia. Known colours - red

Issued 20th July 1941.
This example was issued in 大連中央 Dairen Central P.O.

海の記念日reads Sea Memorial Day.

Design features - An image of the two masted topsail schooner Meiji Maru. This ship was used to give the Meiji Emperor a tour of northeast Japan in 1876 and named in his honour.

Size 35mm dia. Known colours - red

Issued 18th September 1941.
This example was issued in 大連中央 Dairen Central P.O.

滿洲事變十周年記念 Tenth Anniversary of the Manchuria Incident

Design features - A Japanese flag and a soldiers helmet. The characters read "Manchurian Incident 10th year Commemorative"

Size 35mm dia. Known colours - red

Issued 1st September 1941.
This example was issued in 大連中央 Dairen Central P.O.

関東廳始政三十五年記念 30^th Anniversary of Kanto Chō (Government Office).

The design features the Japanese flag planted on the Laiodong peninsula.

Size 35mm dia. Known colours - red

Issued 16th February 1942
This example was issued in 大連中央 Dairen Central P.O.

シンガポール陥落記念 The fall of Singapore

The cancels commemorates the fall of Singapore. Note that although Dairen is on mainland China the text is now Japanese.

Size 35mm dia. Known colours - red

Issued 26th May 1942.
This example was issued in 大連 Dairen P.O.

高松御差遣宮殿下奉迎記念 reads Welcome his Highness Prince Takamatsu.

Design features - The Imperial Phoenix with auspicious clouds. Prince Takamatsu (1905 to 1987) was the third son of Emperor Taishō (Yoshihito).

This cancel is very unusual because the text reads left to right, both the inscription and the Post Office name. I can find no explanation as to why they did this and as far as I know this is unique.

Size 35mm dia. Known colours - red

Issued 20th July 1942.
This example was issued in 大連中央 Dairen Central P.O.

海の記念日reads Sea Memorial Day.

Design features - a raging sea with seagulls.

Size 35mm dia. Known colours - red

Available 1st to 4th March and 15th to 18th September 1942 these dates coincided with the issue in Japan of two sets (each of 2 stamps) used to mark the event.
This example was issued in 甘井子 Dairen Ganjingzi P.O.

Design features - Flags on Japan and Manchukuo surrounded by flowers. The inscription reads 满洲建國十年纪念 Manchuria Founding 10 year Commemorative.

Size 35mm dia. Known colours - red

Issued 8th - 14th December 1942.
This example was issued in 大連中央 Dairen Central P.O.

Design features - A globe turned towards Asia showing tanks and war planes.. The inscription reads 大東亞戰爭一周年纪念 First Anniversary of the Greater East Asia War Commemorative. The Japanese issued two stamps featuring the attack on Pearl Harbour.

Size 35mm dia. Known colours - red

Issued 8th to 14th December 1943.
This example was issued in 大連中央 Dairen Central P.O.

The design features bombers flying over a Pacific atoll with the symbols of the army and navy below the inscription which reads 大東亜戦争纪念 Commemorate the Greater East Asia War.

Size 35mm dia. Known colours - red

Issued 1st October 1944.
This example was issued in 旅順 Lushun (Port Arthur)

The design features a Shinto Shrine at Lushun (Port Arthur). 記念関東神宮魯迅 reads Commemorate the Kanto Jingu Lushun.

Size 35mm dia. Known colours - red

I have found the "Philatelic Gazetteer of Manchoukuo and Kwantung Leased Territory, South Manchurian Railway Zone" by George A Fisher very useful in researching the place names shown in this section. For cancels only available from Japanese PO's see The Large Commemorative Datestamps of Japan 1902 -1944 by Charles A. L. Swenson. Both booklets are available from the International Society for Japanese Philately Inc.