1.
next; then; after that
Marks the following item in a sequence of actions, steps, or speakers. Neutral in register and very common in instructions, presentations, and written explanation.
2.
secondly; second (in rank or order of importance)
Introduces the second item in an enumeration, typically after まず (first). Also used with に in the pattern 〜の次に to mean "after ~" or "second to ~".
Related Words
Compare:
それから (and then)
Compare:
今度 (next time)
Compare:
第二に (secondly, in the second place)