as

Hazama Jujiro

as

Kaneko [A senior at Hirokuni's company]

as

Takamori Kenichi

as

Uchimura Masataka [Ruka's colleague & boyfriend]

as

Ryuji Kanda (Writer)

as

Akira Saizu

as

Toda Shingo

as

Murata

as

Toda Shingo

as

Osako Shogo [Masumoto's secretary]

as

[Train station attendant]

as

Ryuji Kanda (Assistant Writer)

as

Sakurai

as

Kosuke Bessho

as

Zamigo Delma

as

Mitsuhiro

as

Maeda Toshiie

as

Hanada Shinpei

as

Natori So [Kyoishi's secretary]

as

Nobuteru Hoshino

as

Zamigo Derma

as

Zamigo Delma

as

Setoishi

as

Makina Rento / Kamen Rider Kikai

as

Ichinose Hajime [Kamome cafe clerk]

as

Ichihashi [Satoko's co-worker]

as

[Sayaka's ex-boyfriend]

as

Actor

as

Tadashi Miyamoto

as

Yamazaki Kazuaki

as

Kitano Kyousuke

as

Daiki Korenaga

as

巧

as

Senga Kazuya

as

Jiro / Kikaider

as

Morikami

as

Oku Eiji

as

Naoya Tateishi

as

Hashimoto Takumi

as

Hioka Tamatsu

as

Shun Tajima

as

Shun Morita

as

Wanikawa

as

카와시마 나오야

as

Tachibana Masato

as

Hoshide Jun

as

Hiiragi Haru

as

Saito Leon

as

Saotome (voice)

as

Minami

as

Takayuki Okamoto

as

Shinobu Todoroki

as

Kamiya Toichiro

as

Tamotsu Kai

as

Keita Uematsu

as

Matsuyama Naoki

as

Kamiya Takeshi

as

Hayashi Kota

as

Yuta Shibuya

as

Komori Taichi / Jumbo

as

Kajitani Kazuma [Matsubara's assistant]

as

Oyake Haruto

as

Naoya Tateishi

as

Jiro

as

Rento Makina