Jun Arashiyama/Relationships

Saho and Fuku
He cares for his siblings and spends a lot of time worrying about them, to the point of embarrassing them. He is overprotecting and overwhelming.

Ai Kitora
As the member of the squad who took over his position as ace, it can be seen that Arashiyama respects and holds Kitora in high regard. As her leader and senior, he often advises her.

Yūichi Jin
Arashiyama and Jin are shown to have a very good relationship. During the events of the Black Trigger Capture Arc Arashiyama comes to help Jin, and repeatedly expresses trust in Jin when questioned by Miwa on his motives. In the Border Briefing File, the relationship between Arashiyama and Jin is labelled "Trust".

Osamu Mikumo
Arashiyama respects and cares for Mikumo, freely offering him advice and support when needed.