Statistics of level 1 packages for Japanese in vcs:
Read http://d-i.debian.org/l10n-stats

Outdated:

Translated:
  packages/po/sublevel5/ja.po 55t [Sadaharu Wakisaka]
  packages/po/sublevel4/ja.po 90t [Sadaharu Wakisaka]
  packages/po/sublevel3/ja.po 726t [Sadaharu Wakisaka]
  packages/po/sublevel2/ja.po 546t [Sadaharu Wakisaka]
  packages/po/sublevel1/ja.po 499t [Sadaharu Wakisaka]

Missing files:


Global statistics: 1916t0f0u (100%)     (total strings: 1916=100%)
(From all ja.po files)