https://twitter.com/Kankyo_Jpn/status/1977343497972723741

Momoko and Shiho has been appointed as LiB (Lithium-ion Battery) partners as part of ML x Ministry of the Environment "Lithium-ion battery fire prevention campaign" collab to raise awareness of Lithium-ion battery fire.
Goods will be exhibited at Comiket 107 this winter.

Official site: https://lithium.env.go.jp/recycle/waste/lithium_1/idol-master.html