こんにちは
こんにちは · konnichiha · JLPT N3 · expression
hello
☀️👋 今日は = today + topic marker: as for today... (a shortened old greeting)
Short for 今日はご機嫌いかがですか, as for today, how are you? The final は is the topic particle, so it is written ha but said wa: konnichiwa. Use it from late morning to early evening.