Kurogane's activites

Bright and early one Monday morning, Shino Yuzuru asks Seryou Touji out on a lark when they run into...

Company employee Hideo has been going out with his lover for 9 years. Despite being busy as a pediat...

Good plot or amazing main characters or both <3 
Note:  This is not in order. 

I also delete mangas in this list if the story went downhill or if i do not think it as one of the best after rereading.

Here's link to Part Two: 
https://www.mangago.me/home/mangalist/2381033/

Tatsumi Azuma, a third-year student at Keyaki High School, accidentally bumps into and fractures Shu...

I feel like I cannot even form a coherent question because this was so fucking stupid. So like, isn't Mika Yuu's sword? how the fuck are they fighting when Mika is literally his weapon. Also unrelated but whatever, did we ever get an explanation as to why the hell Mika is a cat boy??????