This file is indexed.

/usr/lib/jvm/java-7-openjdk-amd64/man/ja is in openjdk-7-jre-headless 7~u3-2.1.1~pre1-1ubuntu2.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/lib/jvm/java-7-openjdk-amd64/man/ja_JP.UTF-8