Hideaki Sumi is a user on mstdn.tokyocameraclub.com. You can follow them or interact with them if you have an account anywhere in the fediverse. If you don't, you can sign up here.
Hideaki Sumi @HideakiSumi

[ Awake of the azaleas ] - 奈良県葛城山、朝日を浴びるツツジ。