

太郎さんは祖父の古い時計を使っています。
鈴木さんは会社員ですか。
一郎さんは昨日、来ませんでした。
"さん(男性)" is in the lesson "Heritage" (Level 23), along with 10 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.