Nyaa Nyaa Kibun is a digital single released by Fuwafuwa Shisugite Wakarimasen. It was released on March 15, 2012.
- Nyaa Nyaa Kibun
- Best Friends!
- Nyaa Nyaa Kibun (TV Size)
- Used to be available on US iTunes.
- The title track is used as the second opening theme for the anime "Morita-san wa Mukuchi".