くらげ
水母
 
ほね

expression

Obscure term, idiomatic expression.
  1. something that one would not expect to exist, something exceedingly rare, jellyfish bones.

Variations

Pronunciation Kanji Kana Is Common
くらげ
水母
 
ほね
水母の骨 くらげのほね

Contained Kanji Breakdown

water
みず スイ み (1st, N5)
mother
はは ボ も (2nd, N5)
skeleton, bone, remains
ほね コツ (6th, N2)
cut flesh from bones(剮) variant
カ ケ わ.ける
mouth
くち コウ ク (1st, N4)
upside-down box radical (no. 13)
キョウ ケイ (Kentei 1)
month, moon
つき ゲツ ガツ (1st, N5)