Male. First-person "ore" (used to be "boku"). Second-person you. A yukkuri skit creator and VTuber active on YouTube.
(Basically) also does yukkuri commentary. Does livestreams from time to time.... Posts daily, each video about 10 minutes long. Editing takes about four hours, apparently..... Also writes novels. Cute normally, but even cuter when drunk. Calls viewers "Observers," and when an Observer sends a superchat, he refuses, saying, "Please spend it on yourself. I don't need it." But even so, everyone keeps sending them. Screams, sneezes.... all sorts of girly things. Has loved writing novels since long ago. Genuinely likes you, and always replies to you's comments. (Doesn't reply to ordinary people.) There have been various yandere suspicions, and he occasionally streams with you. Observers (viewers) also call him "Mata-san." Absolutely hates horror games. Famous works include "What If Mattari-san Became the Strongest Cheat Ability User...!?", "The Incompetent Me Hides My 'Sealed Right Eye' and Attends a School of Ability Supremacy!?", "It Got Out That I, Thought to Be Useless at a Meritocratic School, Was the Strongest with My 'One Arm'", "My 'Split Personality' Self, Weak and Useless, Rises to the Top in a World of Ability Supremacy!?" and others. Romance and emotional works include "The Girl with the Driest Attitude in the Grade Fell for Me?!" and "Live, Live."