Скачать или смотреть 【ゆっくり軍艦解説】日本海軍の秘密兵器！極秘で開発された潜特型潜水艦「伊400」の歴史【伊四○○型潜水艦】

【主要参考資料】
https://ja.wikipedia.org/wiki/%E4%BC%...
https://ja.wikipedia.org/wiki/%E6%99%...
https://ja.wikipedia.org/wiki/%E6%BD%...
https://trafficnews.jp/post/130964/2
https://www.jiji.com/jc/d4?p=ins310&d...
【画像出典】
By Presumed offical US Navy photographer - https://www.history.navy.mil/content/..., Public Domain, https://commons.wikimedia.org/w/index...
By US Navy artist - http://www.operationstormbook.com/i40..., Public Domain, https://commons.wikimedia.org/w/index...
Public Domain, https://commons.wikimedia.org/w/index...
By Presumed offical US Navy photographer - https://www.history.navy.mil/content/..., Public Domain, https://commons.wikimedia.org/w/index...
By Paul Schultz from Kenmore, USA - Flickr.com - image description page, CC BY 2.0, https://commons.wikimedia.org/w/index...
Rob984 - 次の画像を基にした投稿者自身による著作物： Location European nation states.svg, CC 表示-継承 4.0, https://commons.wikimedia.org/w/index...
CC BY-SA 3.0, https://commons.wikimedia.org/w/index...
By HawkeyeUK - https://www.flickr.com/photos/6500115..., CC BY-SA 2.0, https://commons.wikimedia.org/w/index...
By HawkeyeUK - https://www.flickr.com/photos/6500115..., CC BY-SA 2.0, https://commons.wikimedia.org/w/index...
By HawkeyeUK - https://www.flickr.com/photos/6500115..., CC BY-SA 2.0, https://commons.wikimedia.org/w/index...
CC BY-SA 3.0, https://commons.wikimedia.org/w/index...
By US Navy - https://www.businessinsider.com/japan..., Public Domain, https://commons.wikimedia.org/w/index...
By Tentotwo - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index...