Kotaro
Fūma Kotarō
Kōtarō Tanaka
Kotaro Arima
Kotaro Shimizu
Kōtarō Makaritōru!
Kotaro Fujikawa
Kōtarō Yoshida
Kotaro Yamazaki
List of Kōtarō Makaritōru! characters
Kotaro Lives Alone
Kotaro Suzumura
Kotaro Umeda
Kōtarō Satomi
Kōtarō Nakamura
Kōtarō Takamura
Kōtarō Kiyomiya
Kōtarō Nakagawa
Kotaro Koizumi
Bushōzan Kotarō
Kotaro Tamura
Kotaro Yanagi
Kotaro Oshio
Kōtarō Nogami
Kotaro Uchikoshi
Kōtarō Isaka
Kotaro Tachikawa
Kōtarō Yoshida (actor)
Kotaro Takahashi
Kotaro Mizumachi
Kotaro Yatabe
Kotaro Miyachi
Kotaro Takeda
Kōtarō Iizawa
Kotaro Ikeda
Kotaro Tokunaga
Kotaro Omori
Kotaro Higashino
Kotaro Nukaga
Kotaro Kurebayashi
Kotaro Taniguchi
Kotaro Iba
Kotaro Fujiwara
Kotaro Azuse
Kotaro Uchino
Kotaro Honda
Kotaro Kume
Kotaro Higashi
Kotaro Sakurai
Kotaro Yamasaki
Kotaro Nagasaki
Migishi Kōtarō
Kotaro Inaba
Kotaro Matsushima
Kotaro Fukuma
Kotaro Hayashi
Kōtarō Tanaka (judge)
Kotaro Otake
Kōtarō Tanaka (actor)
Kotaro Tatsumi
Kotaro Shimbara
Kotaro Daigo
Kotaro Kiyooka
Kotaro Shimomura
Kotaro Hayashida
Kotaro Yamada
Kotaro Suzuki
Kōtarō Yoshida (martial artist)
Kōtarō Tanaka (photographer)
Kotaro Umeji
Koutaro Nishiyama
List of Angelic Layer characters
Zombie Land Saga
Kotaro Shimano
Kamen Rider Black
List of Negima! Magister Negi Magi characters
World Heroes
List of Gintama characters
List of Assassination Classroom characters
Nakamura Shikan VII
List of Hayate the Combat Butler characters