A possible summary is:
The video is about a street musician who tries to play different songs requested by random people. He also promotes an online English course and experiments with playing a Ukrainian song in Moscow. He is surprised that people are not aggressive or hostile to him and concludes that language and nationality do not matter as long as there is kindness and humanity. He also invites his viewers to subscribe to his channels and join his meetings.
Here are the key facts extracted from the text:
1. The text is a transcript of a video where a person named Kotaro plays different songs on a guitar for strangers on the street.
2. The video is an experiment to see how people react to Ukrainian songs in Russia, where there is political tension and possible legal consequences for playing them.
3. Kotaro also promotes an online English learning platform called Wall Street English and offers a 30% discount for his viewers.
4. Kotaro plays songs by various artists, such as Miyagi, Vysotsky, Kino, and Tina Karol.
5. Kotaro says he expected more negative reactions, but most people were friendly and supportive of his music.