Play word 一富士二鷹三茄子 一富士二鷹三茄子 いちふじにたかさんなすび best is Fuji, second is a hawk, third is an eggplant (of auspicious things to see in a dream, esp. one's first dream of the year)
Play word 一暴十寒 一暴十寒 いちばくじっかん bursts of exertion will fail to bear fruit if interrupted by long periods of idleness
Play word 一本締め 一本締め いっぽんじめ hand-clapping performed to celebrate the conclusion or completion of something (3-3-3-1 rhythm, done once)