character - Hazama Jujiro

character - Uchimura Masataka [Ruka's colleague & boyfriend]

character - Kaneko [A senior at Hirokuni's company]

character - Takamori Kenichi

character - Ryuji Kanda (Writer)

character - Toda Shingo

character - Murata

character - Toda Shingo [Operator of units 1 & 2]

character - Osako Shogo [Masumoto's secretary]

character - Akira Saizu

character - [Train station attendant]

character - Kosuke Bessho

character - Sakurai

character - Ryuji Kanda (Assistant Writer)

character - Mitsuhiro

character - Zamigo Delma

character - Hanada Shinpei

character - Maeda Toshiie

character - Natori So [Kyoishi's secretary]

character - Nobuteru Hoshino

character - Setoishi

character - Makina Rento / Kamen Rider Kikai

character - Zamigo Derma

character - Zamigo Delma

character - Ichinose Hajime [Kamome cafe clerk]

character - Ichihashi [Satoko's co-worker]

character - [Sayaka's ex-boyfriend]

character - Yamazaki Kazuaki

character - Tadashi Miyamoto

character - Kitano Kyousuke

character - Actor

character - 巧

character - Daiki Korenaga

character - Senga Kazuya

character - Oku Eiji

character - Naoya Tateishi

character - Morikami

character - Jiro / Kikaider

character - Hashimoto Takumi

character - Shun Tajima

character - Hioka Tamatsu

character - Shun Morita

character - 카와시마 나오야

character - Tachibana Masato

character - Wanikawa

character - Hiiragi Haru

character - Saito Leon

character - Hoshide Jun

character - Shinobu Todoroki

character - Saotome (voice)

character - Minami

character - Tamotsu Kai

character - Kamiya Toichiro

character - Takayuki Okamoto

character - Matsuyama Naoki

character - Keita Uematsu

character - Kamiya Takeshi

character - Yuta Shibuya

character - Komori Taichi / Jumbo

character - Hayashi Kota

character - Kajitani Kazuma [Matsubara's assistant]

character - Oyake Haruto

character - Naoya Tateishi

character - Jiro

character - Rento Makina