Ichikawa Haruko Sakuhinshuu c002

TL: Anon (I can't remember, same TL that used to work on Houseki no Kuni) / laika
Editing: Iru

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Apparently, this is further reading for this chapter. So, read this after you read it once yourself.

http://www.care2.com/greenliving/sugar-can-make-electricity.html
https://en.wikipedia.org/wiki/Orpheus
https://en.wikipedia.org/wiki/Izanagi
Sumire -> Violet -> Bio-luminescence -> Bio-Light -> Violight