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

Naoe, Shuro
Main
Sanada, Momen
Main
Ichijouji, Sumi
Supporting
Kuki
Supporting
Masanosuke, Date
SupportingRecommended for you
Kyousou Giga
ONA
25m
Momo, Girl God of Death
TV
25m
Lunar Legend Tsukihime
TV
24m
Yi Nian Yong Heng
ONA
24m
Animation Runner Kuromi
OVA
38m
The Empire of Corpses
Movie
120m
Amatsuki
TV
23m
Grisaia no Kajitsu Specials
Special
3m
Dual! Parallel Runrun Monogatari Special;
Special
29m
Happy Sugar Life
TV
24m
Dropkick On My Devil!
TV
23m
Case File nº221: Kabukicho
TV
24m