Meaning in the sources
Reported meaningMeaning: “long” + “seven”
No etymology text in the cited sources.
Sources for this account (3)
- Wikidata Q117369236CC0-1.0 · retrieved 2026-10-15
- JMnedict entry 5526928CC-BY-SA-4.0 · rev. 2026-10-15 · retrieved 2026-10-15
- KANJIDIC2: 長, 七CC-BY-SA-4.0 · rev. 2026-288 · retrieved 2026-10-15

