Watching the news is a good way to improve your listening ability & keep up with current events abroad. NBC Nightly News with Lester Holt streams short videos daily. Click on the "CC" button for English subtitles (英語の字幕).
Lyric Learner (https://www.apps4efl.com/activities/lyric_learner/) is a fun activity for lovers of music. Go to apps4efl.com and scroll down to Activities. There you will find the following:
Click on the Lyric Learner icon, then browse the different songs until you find one you like.
Listen to the song, and try to write the missing word. The song will stop playing if you don't fill in the blank quickly enough.
It may be a little confusing at first, but you'll soon get the hang of it.