Tanutan
Words to know (from Jsho app): -tan (たん) is a cute suffix used for someone you're familiar with (e.g, younger sibling) A tanuki ( 狸 or たぬき ) is a raccoon dog (Nyctereutes procyonoides). Can be used to describe a person: sly dog; sly old fox; sly fox; cunning devil; craftiness; sly person; someone who makes evil plans without ever breaking their poker face
Magical Travel Boy
Basically a super cute, shota Magic School Bus: http://www.mangago.me/read-manga/magical_travel_boy/an/magical-travel-boy-chapter-1a.html/13/
Tonari no Shibafu