Sun, Nov 2, - Mon, Nov 3, MANSAI Manga Festival

Place : Yokoyama Ryuichi Manga Kinen kan (Yokoyama Memorial Manga Museum)

Time : 10:00 - 16:00

Fee : 500 yen (Two-days' passport)

Official site : here (Japanese) 

You can make the original Key holders, calendar, canned button, four frame comic. I enjoyed there last year, and I'll go there again. :)