'C++11: Syntax and Feature' is a C++11 reference book based on the
latest C++ specification, ISO/IEC 14882:2011.  It is written by Ezoe
Ryo, who is a member of C++ standard committee.  This book is fantastic
because the words used in this book is the same ones in C++
specification, so readers can look up them in specification easily.
It is published with GFDL license today.

https://sites.google.com/site/cpprefjp/

cpprefjp is C++ reference for Japanese.  This site is written by many
C++ experts including C++ starndard committee members and updated lively.
References are based on latest C++ specification known as C++11
(ISO/IEC14882:2011).  And there are many samples to understand C++ and
C++ STL library quickly.
It's very helpful for Japanese C++ Programmers.