SCBWI Japan Translation Group has posted a link to an essay about the tsunami. It was written by second grader Mai Nakamura of Sendai in 2011. The essay appears in the book Children of the Tsunami: The Unwritten Stories (Bungeishunju Ltd., 2011.) It is offered for full translation and publication abroad on the J-Lit website Books from Japan. The link to the translation of the essay is here .
The group of translators have a page on their blog called Children of Tohoku with links to many tsunami-related articles from Japanese and English sources.
If you are interested in Japan-related books and interviews, etc. follow their blog at http://ihatov.wordpress.com.