The illustration is of the cockatiels looking out of the airplane window at the view!
The budgie had extra tickets, so they were able to board the plane somehow.
“I’m not giving up this window side no matter what ♫
Hmm…? Hey! Soramame won’t give up either!”
Oh my goodness, the normal cockatiel is eating the cockatiel’s soramame as well!
I also uploaded a song inspired by this illustration on Twitter!
I tried to make it sound like a leisurely flight with an electric piano 🛫.
There is also pixiv
#音楽 旅の扉その4~お空の旅~ - おか・めんめのイラスト - pixiv
イラストは、飛行機の窓から景色を眺めるオカメさんたちですセキセイインコさんたちが余ったチケットを持っていたのでなんやかんやで飛行機に乗れたようですね「何があろうともこの窓側は譲らないよ♫ん…?ちょっ!