Bleach Kai Vostfr is a French-subtitled version of the Bleach anime series. "Kai" is a Japanese term that means "revised" or "updated," and in this context, it refers to a re-edited version of the series with improved picture quality, sound, and subtitles. Vostfr, on the other hand, stands for "Version Originale Sous-Titrée en Français," which translates to "Original Version Subtitled in French."
Because it is a fan-edit, some transitions between scenes may occasionally feel abrupt compared to the original broadcast. Bleach Kai Vostfr