Also known as zenpoukouenfun, zenpōkōenfun, keyhole-shaped tumulus, keyhole-shaped mound, zenpō-kōen-fun, zempō-kōen-fun, zempōkōenfun, keyhole-shaped kofun
thumb|286x286px|Zenpokoefun
via Wikidata · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).