We don't have a biography for Kohaku yet. Hang in there, or go ahead and contribute one.
Appearances
Dr. Stone
Main cast, played by Manami Numakura
- Episode 1x04: Fire the Smoke Signal (Jul 26, 2019)
- Episode 1x06: Two Nations of the Stone World (Aug 9, 2019)
- Episode 1x07: Where Two Million Years Have Gone (Aug 16, 2019)
- Episode 1x08: Stone Road (Aug 23, 2019)
- Episode 1x09: Let There Be the Light of Science (Aug 30, 2019)
- Episode 1x10: A Flimsy Alliance (Sep 6, 2019)
- Episode 1x11: Clear World (Sep 13, 2019)
- Episode 1x12: Buddies Back to Back (Sep 20, 2019)
- Episode 1x13: Masked Warrior (Sep 27, 2019)
- Episode 1x14: Master of Flame (Oct 4, 2019)
- Episode 1x15: The Culmination of Two Million Years (Oct 11, 2019)
- Episode 1x16: A Tale for the Ages (Oct 18, 2019)
- Episode 1x17: A Hundred Nights and a Thousand Skies (Oct 25, 2019)
- Episode 1x18: Stone Wars (Nov 1, 2019)
- Episode 1x19: To Modernity (Nov 8, 2019)
- Episode 1x20: The Age of Energy (Nov 15, 2019)
- Episode 1x21: Spartan Crafts Club (Nov 22, 2019)
- Episode 1x22: The Treasure (Nov 29, 2019)
- Episode 1x23: Wave of Science (Dec 6, 2019)
- Episode 1x24: Voices Over Infinite Distance (Dec 13, 2019)
- Episode 2x01: Stone Wars Beginning (Jan 14, 2021)
- Episode 2x02: Hot Line (Jan 21, 2021)
- Episode 2x03: Call From The Dead (Jan 28, 2021)
- Episode 2x04: Full Assault (Feb 4, 2021)
- Episode 2x05: Steam Gorilla (Feb 11, 2021)
- Episode 2x06: Prison Break (Feb 18, 2021)
- Episode 2x07: Secret Mission (Feb 25, 2021)
- Episode 2x08: Final Battle (Mar 4, 2021)
- Episode 2x09: To Destroy and to Save (Mar 11, 2021)
- Episode 2x10: Humanity's Strongest Tag Team (Mar 18, 2021)
- Episode 2x11: Prologue of Dr. Stone (Mar 25, 2021)
- Episode S02 Special: Ryuusui (Jul 10, 2022)