Wikipedia:Articles for deletion/Sudokuthon
No references in the article and my basic BEFORE (Google News, newspapers.com, JSTOR) fails to find even a single mention, let alone significant coverage. Indeed, even the official website is broken so it's difficult to prove this exists, let alone passes 
— User:Chetsford, 14:02, 25 June 2019 (UTC)
Stance: delete
Cited policy: WP:GNG (Wikipedia:Notability)