(Pronounced He-Roe-Toe Ah-Kah-Ghi)
Biography
Hiroto is a young man who in his childhood admired the masked superheroes he saw on television and developed a strong sense of 'justice' and began donning a red motorcycle helmet and taking on the moniker of the vigilante 'Revenger Red' on several occasions to help people and stop crimes around his hometown. While he's embarrassed about how passionate he used to be, he still has a predilection towards 'saving' people.

Personality
Hiroto is an outwardly serious average young man who is often exasperated by the absurdity or difficulty of his peers, often retorting in a dry and frank manner. His cool demeanor is often broken because he is commonly flustered when he finds himself in awkward situations, or finds himself unable to speak honestly. His affinity towards retorts aside, he is an amicable person and has a tendency to speak in a passionate tone when he is trying to help people. This passion carries over to when he's upset as well. having quite a bit of steely fierceness when he feels he needs to call out wrongdoing.

Voice Description
Hiroto should have a medium young adult male voice that carries an air of approach-ability. Despite his passion and inspiration coming from fantastical sources, he himself is something of a grounded realist. Hiroto tries to obfuscate his gentleness with a facade of aloofness, but it is nonetheless present in the way he speaks to people with an air of reliability. He will sometimes speak in a passionate tone when he is sufficiently riled up. Hiroto's voice actor must be to display this wide  variety of reactions and demeanor as the lead character he will have all kinds of interactions between the rest of the cast. As the lead and viewpoint character, Hiroto will have substantially more lines than most other characters. 

Keywords: Protagonist-like, Serious, Dry. Sarcastic. Cool, Straight-Man. Grounded. 

Example of Expressions: https://tinyurl.com/ybecu2vp