There's a famous story in 2000s that Japanese feature phone engineer did hard work for low quality code. Phone manufacturers and telcos just wanted to make a great featured phone, but didn't focus on high quality software. https://lolipop-teru.ssl-lolipop.jp/gunsou/

Finally, they made very crappy Android phone and local industry shrunk. So Japanese consumers now love iPhone because Android phone is a trauma for some of them.