はいよろこんで
A single by Kocchi no Kento. Its music video was animated by [[Kanehisa Kazuya]].

h4. External Links
* "YouTube":[https://www.youtube.com/watch?v=jzi6RNVEOtA]
* "Linkcore":[https://linkco.re/vTuHNgUu?lang=ja]
hai yorokonde