https://denryokunomikata.com/2026/11/05/news-20261104-tokyo-gas-home-battery-vpp/電力のミカタja2026-11-04T23:20:32+00:00東京ガス、家庭用蓄電池の放電を最大70円/kWhで買取へ｜条件とVPPの仕組みを解説https://denryokunomikata.com/wp-content/uploads/2026/11/exec-3289574d-735c-4619-b765-ee37145cfc09.png?w=150