Dashboard Review Lessons

Learn

Kana Immersion Decks

Look up

Dictionary Grammar Themes Mining

Prove it

Games Exam Badges

Home Review Dictionary Lessons

v0.58What's newStudy levelSend feedbackReviewFriendsSettingsNotifications

© 2026 Nihongo CircleChangelog Genki companion Credits Terms Privacy Security

口径 (こうけい) — aperture · Nihongo Circle

口径

こうけい

noun

Meanings

1aperture
2bore
3calibre

Your sentences

Kanji in this word

口Mouth3 strokes 径Diameter, Path, Method8 strokes

Full entry on Jisho