Gate Season 2: Jieitai Kanoumi nite, Kaku Tatakaeri
Japanese title: GATE SEASON2 自衛隊 彼の海にて、斯く戦えり
Alternative titles: Gate Season 2: Thus the JSDF Fought in Their Seas!
Type: TV
Source: Light novel
Status: Not yet aired
Aired: Not available
Broadcast: Unknown
Duration: Unknown
Studios: Studio M2
Genres: Action, Adventure, Fantasy
Themes: Isekai, Military

Captain Gorou Edajima, a seasoned captain who has visited the various countries of the Special Region on a research mission, and master cook Petty Officer, 1st Class Hajime Tokushima were given a special mission: rescue an American journalist kidnapped in the Special Region! Aboard an Oyashio-class attack submarine, they set out onto the seas of the Special Region, but little did they know their mission would lead them headfirst into a whirlpool of petty rulers and pirates vying for control in the Blue Sea...

(Source: AlphaPolis, translated)