There is a very cute free paper in Tokyo that you should get, if you are a papa, mama or a kid! It is called MAMMOTH and their main topic is to create a new standard of education.
Articles, games, trip advices, various tips and “Play to learn” pages give everyone new hints how papas, mamas and kids can spend a playful, fun and creative time together!
The magazine is put in stores for free, make sure you get your copy early!!!
Melanie Uematsu 
Great to hear you met them!