Install the Code2000 font to view the results.
japanese
Test passes if the order of characters and paragraphs and the angle of characters is the same.

ワルドワイドウェッブを世界中に広げましょう
国際化活動
Assertion: Setting writing-mode to tb-rl will cause Japanese text using kanji, hiragana and katakana to run vertically down the left size of a box, with upright characters, and wrap to the left, and cause paragraphs to flow to the left.
= means you should check that the test and reference graphic look the same. If not, check the instruction text.