Bro, firstly thank you so much I just had a kid and all the videos he gets for white noise or sleep music get random ads. You are awesome for not allowing ads
Yes! It’s my favorite texture pack! It's called "Mizuno's Craft" created by a japanese artist. Their official website is entirely in japanese, but you can support the artist and buy it on the Minecraft Marketplace as well! ♥︎🌺 www.minecraft.net/en-us/marketplace/pdp?id=6c2e7d98-c26a-47ac-bab6-766f9a67a94e
The song at the time stamp you provided is called Infinite Amethyst by Lena Raine! It’s one of the newer songs added to minecraft roughly around the Aquatic Update~🌹