早口言葉 hayakuchi kotoba, or tongue twisters, are fun in no matter what language they're in. Let's look at some common Japanese ones so you can practice and impress your native friends in oddly specific situations. Chie and Ty also break down the meanings and give some pronunciation tips as well.
Shadowing native audio is a great way to improve speaking accuracy and speed, do so here: https://www.nativshark.com/lbjp
Show notes: https://www.nativshark.com/tools/using-nativshark/lbjp-hayakuchi