mizusoba, morichika rinnosuke, touhou, commentary request, 1boy, ahoge, arm belt, armchair, belt, belt buckle, black-framed eyewear, black belt, black choker, book, bright pupils, buckle, chair, choker, closed mouth, collarbone, crossed legs, full body, glasses, grey hair, holding, holding book, long sleeves, looking at viewer, male focus, on chair, open book, semi-rimless eyewear, short hair, simple background, sitting, sleeve garter, solo, split mouth, under-rim eyewear, white background, white pupils, yellow eyes