Synthesis / Jyushimatsu and the Dolphin / Totoko and Nyaa

Sinopsis

Dayon uses Dekapan's latest invention to merge various people together into new beings, with a fiendish end goal in mind. / Jyushimatsu becomes determined to get a job at a sea park as an actual dolphin, receiving strict training from a familiar female trainer. / Totoko and Nyaa encounter each other at Chibita's oden stand.