page 21 : they perform a yugioh fusion summon , lol .
these 2 fox boys love each other , and now their bodies are "connected" , their bodies "become one" , lol .
page 24 : on the surf-board is probably "ponpoko" , the sound of Bake-danuki (Japanese raccoon dogs, Nyctereutes procyonoides viverrinus) drumming their own bellies as a form of tanuki-bayashi.
and in page 26 : kon calls him "pon-kichi" .