Facebook page for Tetsu's first book:
"Pampers to Polyglot: 7 Ideas for Raising Multilinguals Like Me"
Facebook page for Tetsu's mother's book (Japanese only):
YouTube Channel, with mainly language-related contents, including many
clips of himself and his children speaking different languages.
Tetsu's Twitter account dedicated to languages.
Tetsu's blog dedicated to languages.
Tetsu's old blog talking about everything and nothing.
Tetsu's wife Yuko publishes periodically on Glolea, a Japanese site that provides information to young mothers with a global mindset and desire to raise children globally. (Japanese only)
Tetsu's wife Yuko's blog dedicated to multilingual/multicultural parenting. (Japanese only)
Tetsu and Yuko's website dedicated to multilingual/multicultural parenting. (Japanese only)