米澤穂信 (YONEZAWA Honobu, born 1978) is probably best known outside Japan for a series of everyday life mysteries, starting with 氷菓 (hyouka, Ice cream, 2001), which were the basis for an anime series of the same name. I've only seen the anime series of this; but judging from that 春期限定いちごタルト事件 (shunkigentei ichigotarto jiken, The Spring Term Special Strawberry Tart Case, 2004) is very similar. This book is also a series of "puzzles of everyday life", solved by ...