Kamen Rider Wiki
Register
Advertisement
Kamen Rider Wiki
Icon-bladeThis article is about a character in Kamen Rider Blade.

Kotaro Shirai (白井虎太郎, Shirai Kotarō) is an aspiring writer, helping Kazuma and Shiori's mission by giving them hospitality. He loves to drink milk.

History[]

Kotaro Shirai is the younger bother of Haruka Kurihara and uncle of Amane Kurihara was a young man chasing the Kamen Rider urban legend on the internet. He quit his job from a publishing company and sought to become famous as a non-fiction writer.

While chasing the rumored Kamen Riders, he arrives at Kazuma Kenzaki's apartment and lets him live in his own house under th condition that he will be interview him for his story. After BOARD headquarters was destroyed, Shiori Hirose also moved in and the three began living a communal life.

In addition to interviewing, he also supports the Riders' battle by telling Kenzaki about the appearance of the Undead. Therefore, he was often involved in a dangerous situation, but he continued to support him without running away.

Personality[]

A light-hearted figure with a strong love for milk, Kotaro is an amiable fellow, if somewhat dim and unreliable. He cherishes his sister Haruka and niece Amane Kurihara very deeply, but is often bothered by Amane's misbehavior toward him. Evidently, Kotaro is very timid in nature, being afraid of cockroaches, mantis, thunder, and earthworms.

Kotaro was initially hostile towards Hajime Aikawa, distrusting his shady nature. Upon learning of Hajime's nature as Undead, his hostility increased, afraid for his family's safety. In his encounter with Miyuki Yoshinaga, Kotaro found himself seduced by her charms despite her being an Undead. Kotaro's hostility appeared to deceased overtime, after growing to realize how much Hajime really was a good person.

Behind the scenes[]

Portrayal[]

Kotaro Shirai is played by Terunosuke Takezai (竹財 輝之助, Takezai Terunosuke).

Notes[]

To be added.

Appearances[]


Navigation[]

Rider's Crest-Blade (Gold) Kamen Rider Blade
Kamen Riders
Primary: Kazuma Kenzaki - Sakuya Tachibana - Hajime Aikawa - Kamen Rider Leangle: (Mutsuki Kamijo - Go Kiryu - Spider Undead)
New Generation Riders (Movie exclusive): Junichi Shimura - Natsumi Miwa - Shin Magaki
Arsenal
Transformation Devices
Blay Buckle - Garren Buckle - Leangle Buckle - Glaive Buckle - Lance Buckle - Larc Buckle
Transformation Gear
Rouse Cards - Rouse Absorber
Rouzers
Normal: Blay Rouzer - Garren Rouzer - Chalice Rouzer - Leangle Rouzer - Glaive Rouzer - Larc Rouzer - Lance Rouzer
Upgraded: King Rouzer
Other Weapons
Chalice Arrow - Wild Slasher
Item Carriers
Card Decks - Rouse Bank
Rider Machines
Blue Spader - Red Rhombus - Green Clover - Shadow Chaser - Black Fang
Terminology
Event: Battle Fight
Forms: Jack Form - King Form
BOARD
Hiroshi Tennoji - Kei Karasuma - Shiori Hirose - Yoshito Hirose
Allies
Jacaranda Cafe: Kotaro Shirai - Haruka Kurihara - Amane Kurihara
Others: Nozomi Yamanaka - Sayoko Fukasawa - Ryo Mikami - Jin Ichinose - Rei Kamioka - Tatsuya Yamaguchi - Michi - Umi Ikuhara - Shin Kurihara
The Undead
Joker: Hajime Aikawa - Junichi Shimura - Kazuma Kenzaki (post-series)
The Royal Club
♠️ Spade: King - Takahara - Yazawa
♦️ Diamond: Kanai - Azumi - Isaka
♥️ Heart: Kamata - Miyuki Yoshinaga - Shinmei
♣️ Club: Noboru Shima - Hikaru Jo - Daichi
Category Ace
Beetle Undead - Stag Beetle Undead - Spider Undead - Mantis Undead - Kerberos
Category 2-10
Spade: Lizard Undead - Lion Undead - Boar Undead - Locust Undead - Deer Undead - Trilobite Undead - Buffalo Undead - Jaguar Undead - Scarab Undead
Diamond: Armadillo Undead - Frog Undead - Pecker Undead - Whale Undead - Firefly Undead -Tortoise Undead -Bat Undead - Zebra Undead - Chameleon Undead
Heart: Human Undead - Hammerhead Undead - Dragonfly Undead - Shell Undead - Hawk Undead - Plant Undead - Moth Undead - Camel Undead - Centipede Undead
Club: Bee Undead - Mole Undead - Rhinoceros Undead - Cobra Undead - Polarbear Undead - Jellyfish Undead - Scorpion Undead - Squid Undead - Tapir Undead
Trial Series: Trial B - Trial D - Trial E - Trial F - Trial G
Other: Darkroachi - Albiroachi - Titan - Mold Undead - Jashin 14
ViewEdit
Advertisement