#!perl -lp
$_.=/b/?ni:n if/wa/;s/una.+/naraion/;$_.=/t/?sagi:nagi if/ou$/;s/tt.+/$&kanku/;s/su$|ama\K/usu/;$_=(/s/?yukaina:tanoshii).' nakamaga popopopo-n'if/ /;s/a$/anbou/