Kazuya has always been a wimp and very insufferable, but he's been like that since chapter 1. I dont know why people are still complaining 171 chapter in. And Kazuya do improves, compared to earlier chapters he's a lot more decisive now. If youre looking for BigBalls McGee or Mr.Alpha Protag, this isnt the manga. Kazuya is a wimp and this manga is showcasing his baby steps