Opostegoides minodensis is a moth of the family Opostegidae. It is found in Japan.
There is probably one generation per year with adults on wing from the end of June to mid-July.
The larvae feed on Betula platyphylla var. japonica.
External links A Revision of the New World Plant-Mining Moths of the Family Opostegidae (Lepidoptera: Nepticuloidea) Distribution of pith flecks caused by the cambium miner, Opostegoides minodensis, in Japanese white birch