right|thumb|240px|Example of a Hitori puzzle Hitori (Japanese: "Alone" or "one person"; Hitori ni shite kure; literally "leave me alone") is a type of logic puzzle published by Nikoli.
right|thumb|240px|Example of a Hitori puzzle Hitori (Japanese: "Alone" or "one person"; Hitori ni shite kure; literally "leave me alone") is a type of logic puzzle published by Nikoli.
Hitori is NP complete.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).