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

Outdated:

Translated:
  packages/po/sublevel5/ja.po 52t [ Kenshi Muto]
  packages/po/sublevel4/ja.po 66t [ Kenshi Muto]
  packages/po/sublevel3/ja.po 719t [Norimitsu SUGIMOTO]
  packages/po/sublevel2/ja.po 550t [Nozomu KURASAWA]
  packages/po/sublevel1/ja.po 486t [YOSHINO Yoshihito]

Missing files:


Global statistics: 1873t0f0u (100%)     (total strings: 1873=100%)
(From all ja.po files)