Koichi Ohata

Koichi Ohata (大畑 晃一) is a designer.

Chikyuu Sentai Fiveman

 * Gunther
 * Galactic Super Beast Vulgyre
 * Captain Garoa
 * Galactic Swordsman Billion
 * Galactic Scientist Doldora
 * Galactic Merchant Dongoros
 * Enlarging Beast Gorlin
 * Black Gorlin
 * Galaxy Plant Sidon Demon
 * Galactic Beast Anmonaiton
 * Galactic Demon Sword Saberugin
 * Galaxy Squadron Gingaman
 * Baikanian Ginga Red
 * Gringanian Ginga Yellow
 * Grachisian Ginga Black
 * Fujiminian Ginga Pink
 * Saishiaru and Furinda
 * Galactic Warriors
 * Gamerugin
 * Condorugin
 * Sairagin
 * Okamirugin
 * Gagaagin
 * Mogurarugin
 * Koumorugin
 * Butarugin
 * Amoebarugin
 * Koganegin
 * Kamakiraagin
 * Kanigin
 * Arigin
 * Combined Galactic Warriors
 * Kaniarigin
 * Tanukitsunegin
 * Goriwashigin
 * Samejigokugin
 * Sasorinamazugin
 * Hiruagehagin
 * Baradorugin

Chouriki Sentai Ohranger

 * Machine Beasts
 * Bara Saucer
 * Bara Vanish
 * Bara Crusher
 * Bara Cactus 1
 * Bara Cactus 2
 * Bara Missiler
 * Bara Darts
 * Bara Vacuum
 * Bara Ivy
 * Bara Builder
 * Bara Boxer