りゅうりゅうしん
Meanings
Noun
Verb (する)
Four character compound
1. toil and moil; working assiduously for; tireless hard work; painstaking labor (labour)
Kanji used
a single grain
spicy
suffering
Pitch accent
りゅ
うりゅうし
んく
Composed of
each grain; every grain
hardship; toil; trouble