June rewards released so far:

385 Lucoa from Kobayashi-san Chi no Maid Dragon
384 Hex Maniac from Pokemon
383 Suu from Monster Musume
382 Nero Claudius x Tamamo (LVL5)
381 Green Heart from Hyperdimension Neptunia
373 Akeno Himejima from Highschool DxD
002 Second Attempt (LVL2+)
002 Second Attempt (comic) (LVL5)
001 Useless Goddesses (LVL2+)
001 Useless Goddesses (comic) (LVL5)

Gallery link

LVL5
LVL4
LVL3
LVL2