This is good, It get even better later on, I cant read japanese but I went and "read" the raw ( just looking at pictures ),, there 46 chapters right now.
@madasugo yeah seems intresting lokked till 20^^ it seems japanese genes will spread early but then again iam a bit concerned about history^^ i mean they kill humans left and right...
Yes, maybe that's the author's way of self-inserting himself into the story, hopefully younger-himself at a time when he wasn't sure what his place in the world was.