マナカちゃんと言っても違う世界のマナカちゃん。
二人ともヘッドホンがゼンハイザーなので描きました。

It's Manaka-chan, even if you say Manaka-chan is from a different world.
I drew them both with Sennheiser headphones.

Miya's Sennheiser HD598 headphones at least are a reference to the official art at post #2065113