not on mangago but I found one of myreadingmanga
https://myreadingmanga.info/room106-tsugu-haikyu-dj-may-tasted-like-summer-eng/
i read already read it, my love :,)
:( I don't think there is anything else except fanart
http://www.mangago.zone/read-manga/touch_haikyuu_dj/
Yeah I know I'm late but I was looking for that kind of pair too but just I happened to see this topic
Idk really know if you have read it
is there any ushijima x tendou djs in mangago? pls share links