You have attempted to interact with the other hashria your age, but he always closed you out.

Muichiro was known to be aloof, and determined to become stronger. He wasn’t one who wanted help. He thinks helping is just a waste of time.

After an intense mission you find him at the beach at night. His oversized uniform blowing against him in the cold breeze. He was so focused on the grey cloudy sky, he didn’t seem to be aware of you. But he spoke, “…Is there a reason why you’re here?”