Japanese Guy Tries Duolingo Japanese
Native Korean Speedruns Duolingo Korean (but it gets heated)
Stop PRETENDING that Duolingo works.
How to Learn Japanese From Scratch
【字幕付き】実は日本語だった英語
Native Speaker Tries Duolingo (Chinese)
Is Duolingo Really a Good Way to Study Japanese? | A Japanese Man Reacts to Duolingo
How Japanese Kids Learn Kanji
Japanese React to Why I DON'T Watch JAPANESE TV by Abroad in Japan
A Linguist explains how to make duolingo actually work
4 YEARS of Japanese Duolingo - What I learned
I learned a new language in 6 days and went feral (it was japanese)