

大切なところに下線を引いておきました。
申込書の下線の部分に名前を記入してください。
赤い下線がある箇所は修正が必要ですか。
"かせん(下線)" is in the lesson "Application" (Level 40), along with 12 other useful words. LinDuo has 180 topic lessons like this one, 2,379 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.