Japanese subject: how to identify and when to omit
Understand what the subject is in Japanese, how to differentiate it from topic and agent, when to use が, and why the subject can be omitted.
Japanese grammar
Nani and nan in Japanese: meaning and when to use
Understand the meaning of nani and nan, when to use each reading of 何, and how to read forms like 何ですか, 何を, 何の, and 何で.
How to ask questions in Japanese: か and question words
Learn how to ask questions in Japanese with か, ですか, ますか, and words like 何, 誰, どこ, and いつ, in formal and informal registers.