Bishamon

Bishamon is a ninja who resides in Wano Country. He is a member of the Orochi Oniwabanshu who serve and protect the shogun Kurozumi Orochi.

Appearance
Bishamon is a large man, with olive skin, and light green hair. He wears a purple oni mask, a blue kimono, and an orange scarf.

Personality
Being a Ninja, Bishamon is trained to be calm and stoic, but he was surprised when O-Robi disappeared in front of his eyes.

Abilities and Powers
Being a Ninja, Bishamon is trained to be capable of moving around silently, as the group snuck up on Nico Robin without her detecting them.

Wano Country Arc
While Robin was sneaking around Orochi Castle, Bishamon and the rest of the Orochi Oniwabanshu silently appeared behind her. The group surrounded Robin, but Bishamon was shocked when her clone dissipated after being attacked.

After Shimotsuki Yasuie's execution, the Orochi Oniwabanshu arrived to help fight off the Straw Hat Pirates. Bishamon was frighten by Brook's spirit. He, Fujin, and Raijin then surrounded Kozuki Hiyori, and Bishamon grubbed her, before she was freed by Roronoa Zoro.

Trivia

 * In a flashback of the Legendary Hour, the Orochi Oniwabanshu from 20 years ago was seen, and along with Fukurokuju, Hanzo, and Daikoku, a man with a similar build and outfit to Bishamon is seen, though he is not wearing a mask.