|“||Everything will fall through your hands someday if you only know kindness.||”|
–Kotarou, episode 5
Kotarou Fuuma (風魔 小太郎Fūma Kotarō) is the leader of the Fuuma Village and a chief consultant of MEXT.
He has written almost all the texts regarding ninjutsu and the Shinra Banshou and all about the world of Nabari and ninja techniques, with the exception of the kinjutsu of other villages. He loves women as he claims that if he had the power of the Shinra Banshou, he would turn the Fuuma Village into a paradise where all the world's women are in love with him. According to Raimei, he is lying 90% of the time. He has spies hidden within the other ninja villages, namely one of them being Sōrō Katō whom was spying Yae Oda of Togakushi Village.
SPOILER ALERT (For Manga)
Fuuma was the man who killed Miharu. Because of this, Asahi used the Shinrabashou to revive Miharu.
In the last volume, Fuuma is revealed to have lived for a hundred and twenty years. Kotarou was killed by Tobari and failed to absorb the Shinra Banshou.
- Raimei noted that nobody knows for sure what Kotarou exactly looks like, having specializes in Transformation Techniques.