Miscellaneous corner

April Fools' page

April Fools' page

2016's April Fools' page can be seen here. Thank you for your hard and successful fight!

2015's April Fools' page can be seen here. "Champion's arm" complete and ready for use.

2014's April Fools' page can be seen here. Get puzzles by "Puzzle Gacha".

2013's April Fools' page can be seen here. Weight loss effect by solving puzzles has been proved.

2012's April Fools' page can be seen here. Here we release two puzzles unearthed among the ruins that are in a particularly good state.

2011's April Fools' page can be seen here. We are starting to publish multiplication problems.

2010's April Fools' page can be seen here. We had prepared four Enezzle puzzles for you.

2008's April Fools' page can be seen here. We had prepared seven Casty and fabulous puzzles for you.

Miscellaneous

nikoli.com original T-shirt