確か
【たしか】
N4
science
Na-adjective (keiyodoshi)
sure
Also: certain; positive; definite
W杯 日本 “鬼門”第2戦で快勝 積み上げた確かな成長【解説】 6月21日 22:02Japan wins convincingly in their second World Cup match, overcoming a historically challenging opponent and demonstrating significant progress. [Analysis] June 21, 22:02