Number Place Problems Vol.2I can provide you original cool problems for your newspaper, book and etc. For queries: Do you want to know how I made these problems? Kobito-san made all problems on this page for me. I'm sure Kobito-san uses a magic tool. Kobito-san uses this tool (left photo). Press Conference on September 6 at Akihabara Number Place Vol. 3 problmes with 19 and 18 clues You can enjoy my puzzles here. 18-Clue Pu
