Japanese oak silkmoth
A species of silkmoth native to Japan; scientific name Antheraea yamamai. The name is often written in katakana.
See also: ヤママユ
The cocoon of the Japanese oak silkmoth is green.
Katakana spelling is common for this species name; usually written in kana.
Kanji spelling is rare and mainly found in older or specialized texts.
Compound of 山 (yama, 'mountain') + 繭 (mayu, 'cocoon') + 蛾 (ga, 'moth'). The exact historical derivation is uncertain, but the name likely refers to the moth's habitat and its silk-producing cocoon.