The 28 Train/Validation ja passages are new Japanese sentences on the concepts the
pinned inventory holds (water, mind, belly, bone, sage, will, heaven, earth, fill, empty,
weaken, strengthen, compare, resemble ...), written in Japanese idiom, not translated.
The branch was unmerged, so corpus.cc was restored to 21eaa07 and rebuilt through
weksa corpus add; holdout-ja:1..8 and original:1..28 come out byte-identical.
Tests: the eight ja Test texts, groups, speakers, split and edition URLs are literal
expectations; every passage of both languages rests on a live inventory concept
(en 28/28, 18 concepts; ja 28/28, 21 concepts).
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>