peek at solution solve puzzle
quality: difficulty:
solvability: line logic only
Puzzle Description:
Sea of Japan
#1: jewel crown (jewel) on Nov 8, 2012
A fun series. Thanks.#2: BlackCat (BlackCat) on Oct 22, 2016
Idea is great. Design is weak.#3: CB Paul (cbpaul) on May 29, 2019
I like these. I like geography and geometry, so it's a good series for me.
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