Perhaps Indonesia's rejection of surplus JR East e217 trainsets had a silver lining...
*you can see clearly the J-trec influence in the car body lines, very Tokyu/Sustinaesque.
*wish Indonesian youtubers would edit their footage just a bit more.
Interesting article about the development of this design (run it through a Japanese/English translator):
https://toyokeizai.net/articles/-/869363?display=b