^ Hmm, I think 名もなき種 (na mo naki tane), my friend and 夢のガーデン (yume no garden) have a similar feel.
I also recommend 群青の谷 (gunjou no tani)

=>
https://www.youtube.com/watch?v=E56EF6zhbqY
And you should try 明日への讃歌 (ashita he no sanka). You'll either love it or hate it