TOKYO -- Hitachi will by next March make all its aluminum products manufactured in Japan from "green aluminum" produced through less carbon-intensive processes than conventional methods, Nikkei has learned.
Company to import metal smelted from hydropower, eyes net zero by 2050

A Hitachi factory in Kudamatsu, Yamaguchi prefecture: The Japanese company plans to use eco-friendly aluminum to make such products as train cars.
TOKYO -- Hitachi will by next March make all its aluminum products manufactured in Japan from "green aluminum" produced through less carbon-intensive processes than conventional methods, Nikkei has learned.