empire of japan

I've found calculations for a 10.000ton cruiser in the Hiraga archives. What is unique about this vessel that it would carry 4 triple 20cm heavily armoured gun turrets, though calculations shows quad turrets were considered as well, but it is unknown if it would carry the same number of such...

I've posted this on another forum but it is better to post many forums to see if anybody know anything about this, I've got hold an extract from a naval forum about possible modernisation plans for the Kawachi class Battleship IJN Settsu which was stripped from her armament after the Washington...

http://ajw.asahi.com/article/behind_news/social_affairs/AJ201506290078 EDIT: Renamed to reflect that the IJN actually had two atomic weapons projects during WWII (one subsequent to the other).

Anyone know something about japanese airships until 1945 ? I have found this article on j-aircraft : http://www.j-aircraft.com/research/jas_jottings/japanese_airships.htm

The navy type 93 attack-bomber (Mitsubishi 7-shi twin engine carrier base attack bomber) The aircraft carrier "Akagi" went into commission, and the IJN which could make the room the fuselage size which can be used from the carrier directed development of large carrier attack bomber to Mitsubishi...

Hi! Nakajima experimental 6-shi carrier two seats fighter(NAF-1) and experimental 8-shi carrier two seats fighter(NAF-2). http://all-aero.com/index.php/53-planes-l-m-n-o/7177-nakajima-naf-1 http://mail.alternathistory.org.ua/vozdushnyi-flot-asakhi-shimbun...

Built by Osaka Imperial University and Syowa Kookuu-keiki Co.Ltd., likely on a Imperial Japanese Navy contract. Note that postwar the Japanese use the American spelling for analyser, i.e. analyzer. There are a couple of pictures at the original article. It had an older (completed in 1942)...

Hi! Aichi AB-1(Aichi Biplane-1)civil transport and her competitor Mitsubishi MC-1, Nakajima N-36. The Ministry of Communications Civil Aviation Bureau invited the prize design of the pure domestic transport plane which will convey cargo with a passenger in 1925. This was a transport plane...

In 1932, the Imperial Japanese Navy issued a specification for its 7-Shi Land-based Attack. The only known contender (and winner) of that competition was the Hiro G2H1, or Type 95 Land-based Medium Attack, Twin Engine, also commonly known as the "Dai-ko" or "Big Attack." It was a remarkably...

Hi Aichi F1A. Competitor of Mitsubishi F1M. There was a sea plane version and a land base plane version of F1A.

Hi! Kawanishi E13K. http://www.airwar.ru/enc/sww2/e13k.html Auto translation. In 1937, the Imperial Japanese Navy decided to change the old Scout Kawanishi E7K seaplanes (Navy Type 94 Reconnaissance Seaplane) to more advanced aircraft. For this purpose, contracts were signed with companies...

Hi! Aichi E16A1 Zuiun.

Going o/t but on a tangent: http://www.youtube.com/watch?feature=player_embedded&v=E5dB_9dW2SQ

...the 1923 Great Kanto Earthquake. http://www.mod.go.jp/msdf/navcol/SSG/review/1-2/eng_1-2-4.pdf

http://ajw.asahi.com/article/behind_news/social_affairs/AJ201304140030

Hi! http://www.youtube.com/watch?v=x1K5R2wBpWw

Hi! http://en.wikipedia.org/wiki/Ch%C5%ABhachi_Ninomiya http://www.youtube.com/watch?v=5WsPnusghwc

While going through some Japanese sources I came across these seemingly undocumented projects: 7-Shi Special Bomber (one Nakajima prototype built — program cancelled) 7-Shi Reconnaissance Seaplane [E7N] (unbuilt Nakajima contender of the E7K "Alf" and E7A) 8-Shi Fighter (Nakajima proposal —...

Hi! :)

Nakajima Ki-49 III with Nakajima Ha-117 of 2 420 hp: anyone have images and more info about it ?