Vocabulary consisting only from characters you are able to read
国字
こくじ
(1)country's official writing system, native script, (2)kana, (3)kanji that originated in Japan (as opposed to China) bunpou
黒字
くろじ
balance (figure) in the black
大の字に
だいのじに
sprawled, spread-eagled, in the shape of the "dai" kanjimix