Chikahiro Kobayashi is a Japanese actor and voice actor born on September 5, 1983, in Aichi Prefecture, Japan. He is affiliated with the talent agency Atomic Monkey. He began his career in live theater, joining the Yen Theater Research Institute in 2007 and subsequently becoming a member of the Drama Group Yen in 2009, where he performed in stage productions before expanding his focus to voice acting. Kobayashi's voice is characterized as a higher baritone. His first major breakthrough role was providing the voice of Saichi Sugimoto in the television anime Golden Kamuy, starting in 2018. He voices the anthropomorphic wolf Legoshi in the anime Beastars, the storm monster Ranga in the That Time I Got Reincarnated as a Slime franchise, including its spinoff The Slime Diaries, and Rikuo Uozumi in Sing "Yesterday" for Me. His career encompasses a broad range of other significant anime roles. These include Tatsuya Fukuda in Aoashi, Jin Kuzuhara in Joran: The Princess of Snow and Blood, Sakuma in Megalobox 2: Nomad, Red Siberian in Sleepy Princess in the Demon Castle, Commissioner R in The God of High School, Assault in Fire Force, Shinriji in Blade of the Immortal, Clark Ibrahim in Great Pretender, Marcus in Thermae Romae Novae, Lewis in Exception, Nagi in Malevolent Spirits: Mononogatari, Regoshi in BEASTARS, Dale in KING’S RAID: Successors of the Will, Sigma in Dragon Quest: The Adventure of Dai, Bruno Bangnyfe in Burn The Witch, Camael in The Devil Is a Part-Timer!!, Ex in 'Tis Time for "Torture," Princess, and Ken Lendoll in The Prince of Tennis II: U-17 World Cup Semifinal. Beyond anime, Kobayashi has an extensive career in dubbing foreign films and television series into Japanese. He has provided the Japanese voice for characters played by actors such as Ezra Miller as Barry Allen / The Flash in multiple DC films, George MacKay in 1917, and Diego Calva in Babylon. He also voiced the character Ryder in the Japanese dub of the animated film Frozen II. In the video game industry, he is well-known for voicing the male protagonist V in the Japanese version of Cyberpunk 2077. His other video game roles include Butch in Final Fantasy VII Remake, Tadakatsu Honda in Samurai Warriors 5, Kaito Sumeragi in Scarlet Nexus, and Von Lycaon in Zenless Zone Zero.