Soldier first class from 73rd infantry regiment with the one of these badges https://asiamedals.info/threads/army-maneuvers-badges-with-chrysanthemum-mum-design.23423/
Army Maneuvers Badges in Photos
Private from 2nd Infantry Regiment.
Superior private from 75th Infantry regimen with junkendo qualification badge and interesting army maneuvers badge (note unusually thick suspension).
Private 1st class or Superior Private from "mum design" army maneuvers badge https://asiamedals.info/threads/army-maneuvers-badges-with-chrysanthemum-mum-design.23423/ and heavy machine-gun marksmanship badge.
Corporal with one of these badges https://asiamedals.info/threads/army-maneuvers-badges-with-chrysanthemum-mum-design.23423/. He is also wearing Imperial Reservists Association member's badge.