Manabu Kusunoki (Japanese: 楠木 学) is a Japanese game designer and artist. Originally a member of Sega, Kusunoki took part as a designer for the original Sonic The Hedgehog and Knuckles' Chaotix, as well as a character designer and model designer for Panzer Dragoon. He also created concept art for the 2006 Mistwalker RPG, Blue Dragon.

As a part of the Download Starter, after 500,000 total downloads of Terra Battle, two characters created and illustrated by Kusunoki, Maralme and Velraine, were added to the game.