Horide Inbo, also known as "Man of a Million Capsules, Inbo", is a former Earthly Mentor of Focus Earth, succeeding the former Master Scientist, Hoshi, due to Hoshi's unexpected disappearance. He was born and raised within Focus Earth, being taught by both Hoshi, and his mother, Horide Karuma. After the Heikō Pirates entered the Grand Line, they soon docked within Focus Earth, where they were met with an ongoing war within Focus Earth. After the incident, Inbo decided to join the Heiko Pirates in their journey, after being persuaded by the other Earthly Mentors, and became the Heiko Pirates' Scientist and a few other occupations.