![3girls akatsuki_blitzkampf alucard_(hellsing) backlighting belt genderswap genderswap_(mtf) girlycard gloves hanachirasu hat hellsing highres honchu ishima_kaigen long_hair looking_at_viewer multiple_girls necktie parted_lips pentagram perfecti red_eyes white_background rating:s score:12 3girls akatsuki_blitzkampf alucard_(hellsing) backlighting belt genderswap genderswap_(mtf) girlycard gloves hanachirasu hat hellsing highres honchu ishima_kaigen long_hair looking_at_viewer multiple_girls necktie parted_lips pentagram perfecti red_eyes white_background](/cdn_image/preview/de/56/de56c5339a9b1b7ca93bbe8b7d7a65f0.jpg)
石馬戒厳 (Ishima Kaigen) is an eighty-two year old soldier who appears in the eroge "Hanachirasu" made by Nitro+ (NitroPlus). Ishima has the appearance of a small girl with long, black hair, wearing an Imperial Japanese Army uniform and she fights with a katana.
Ishima is a parody of Katou Yasunori , appearing as an antagonist in Aramata Hiroshi 's Teito Monogatari .
The voice actress for Ishima is Hokuto Minami , a very famous eroge voice actress.
Ishima Kaigen appeared later in the Nitro+ 2-D fighting game called "Nitro+Royale: Heroines Duel". At Ishima's end of the game, or rather her ending itself, is a seiyuu connection.