www.easyjapanese.org/kanaquiz.html, posted 2010 by peter in education japan language
There's also a katakana quiz and various kanji training exercises.
I'm Peter Wastholm and I'm a system architect, computational linguist and entrepreneur. Here's a presentation, of sorts. You can also find me here:
Version 3.12.9-104. © Wastholm Media 1997–2020. All rights reserved. Please enjoy responsibly. Void where prohibited by law. Viewer discretion is advised. This is not a flotation device.