Yokoshima na Eguchi-kun - Vol. 1 Ch. 21 - A Slightly Erotic Rush Hour

[MangaDex]

 

[AtiusEth]

He even know how physics work

 

[EchoGirl]

i guess it's common/part of their culture but it's kinda wild how an elementary schooler can just get on a train by themselves sand such, other than growing up 'practicing' with their parents or so first i feel like i'd have anxiety of getting lost/off on the wrong stop or so lol