雷鈷

Reading

Kana: らいこ

Romaji: raiko

Definition

noun

1

ground stone tool from the late Jomon period

See also: 独鈷石

Kanji

雷

Readings: ライ、 かみなり、 いかずち、 いかづち

Meanings: thunder, lightning bolt

鈷

Reading: コ

Meaning: cobalt