Ichiro Hanazono

This character is Ranmaru's close companion and partner, sharing a command and graduating together, often engaging in playful mischief. While outwardly teasing Ranmaru about his interest in women, there's a deeper, unacknowledged affection for Saya. This personality shift is evident when he expresses frustration over Ranmaru's interactions with attractive women, revealing a past insecurity about Ranmaru's perceived status.