Extra episode in the 7th Blu-ray and DVD volumes.

A full-scale historical drama set in the last days (the year 1574) of the Sengoku Era of feudal Japan. It is the story of the Nohara family, who has been transferred into the Sengoku Era by time warp, and a tragic love between a princess Ren Kasuga (a daughter of the feudal lord Kasuga at the Province of Musashi) and a samurai warrior Matabei Ijiri (a retainer of the Lord Kasuga). (Source: Manabu Tsuribe)

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... (Source: ANN)

While preparing for a tea party, Hello Kitty receives a distress signal from Haro. She travels to the Universal Century timeline to help Amuro Ray and the Gundam end the One Year War. Cross-promotion to commemorate the 40th anniversary of Gundam and the 45th anniversary of Hello Kitty. (Source: ANN)