Responses
detective conan
Harukaze no etranger by Kii Kanna. Protagonist is 27 and 21 respectively but look like they're in middle school: https://myanimelist.net/manga/77609/Harukaze_no_%C3%89tranger
The royal tutor
Hey name some manga for me plz where the mc looks like a kid but is older ╮(￣▽￣)╭