How to say “Everyone dumps their bags on the bench the minute they walk in, so there's never anywhere to sit.” in Japanese
In Japanese
みんな帰ってくるなりベンチにカバンを放り投げるから、座るところがいつもないんだよ。
Minna kaette kuru nari benchi ni kaban o hōrinageru kara, suwaru tokoro ga itsumo nai n da yo.