Around the the 37th year of the Meiji Era (1904), in the midst of the Russo-Japanese war, the small Japanese army, in need of assistance, uses its special flying (thanks to a benevolent demon) ship, the Amanohara, to attack Russia's major base at Port Arthur (Lushun).
Umakai Shintaro, a Russian diplomat originally from Japan, defects and goes to Sapporo to teach at a girls academy. However, that girls academy is not typical—it is on board the Amanohara, and the five girls Shintaro teaches are known as the Raimu Unit—girls with the ability to summon powerful beings to fight for them. Shintaro eventually becomes their teacher and general in battle, and so the six embark on a weird and excessively erotic journey, as Shintaro helps the girls overcome their weaknesses, become stronger for the final stand at Lushun, and also understand the motives of the "Russian Spiritual Corps" that assist the opponent, which, unfortunately, has one member whom Shintaro knew well...+ More
Characters & Voice Actors

Fukushima, Kinu
Main
Aoki, Sayaka
Japanese
Honda, Sarasa
Main
Otomiya, Tsubasa
Japanese
Katou, Asa
Main
Sasajima, Kaoru
Japanese
Kuroda, Rinzu
Main
Aimoto, Yuka
Japanese
Naoe, Shuro
Main
Sanada, Momen
Main
Shimizu, Ai
JapaneseRecommended for you
Bullbuster
TV
24m
Good Night World
ONA
24m
Onimusha
ONA
28m
Gundam Build Metaverse
ONA
24m
Onmyouji
ONA
26m
Wan Jie Xian Zong 5th Season
ONA
7m
The Demon Hunter
ONA
23m
Journey to Bloom
ONA
4m
Ghost Tale
ONA
2m
Luoyang Movie
ONA
66m
Novoland Eagle Flag
ONA
20m
Luoyang
ONA
19m
TenPuru: No One Can Live on Loneliness Specials
Special
12m
Dropkick on My Devil!!: End of Century Edition
Special
24m
Transcending the Nine Heavens
ONA
20m