Japan

Japan Targets Big Solar Subsidies, Revives Nuclear Push

Japan’s LDP moves to end >1MW solar subsidies, citing Chinese panel risks, as PM Takaichi backs nuclear restarts and perovskites to hit FY2040 energy mix goals.

Dec 19, 2025 // Markets & Finance News, Japan, Asia, subsidy, LDP

Japan pilots vertical parking-lot solar with on-site PPA model rollout

AirWater and partners installed a 178-kW vertical PV array in Tottori, using an on-site PPA to unlock urban space and resist snow loads.

Dec 5, 2025 // Plants, Large-Scale, Commercial, Japan, Asia, vertical solar, Innovation, on-site PPA, urban infrastructure

Renova Funds 1,300-Site Distributed Solar in Japan

Renova secures multi‑billion‑yen backing to roll out 1,300-site urban solar, blending PPAs and merchant sales, unified SCADA, shared O&M—and future batteries—for resilient, neighborhood-scale clean power.

Dec 5, 2025 // Plants, Large-Scale, Commercial, Japan, PPAs, Asia, distributed solar, project finance, urban energy

Sharp Doubles Down on Space, Tandem Solar

Sharp pivots premium: space-grade solar cells and perovskite‑silicon tandems chase durability and peak efficiency, aiming Japanese leadership in high-value PV from orbit to ultra-efficient rooftops.

Nov 25, 2025 // Manufacturing News, Japan, Sharp, Asia

Japan Tempers Perovskite Hopes, Plays the Long Game

Japan cools perovskite hype, prioritizing durable, scalable gains as cheap silicon dominates; roadmap shifts to niche wins, cost cuts, and manufacturing know‑how through the 2030s.

Nov 25, 2025 // Technology, Japan, Asia, perovskite

ENEOS signs framework to acquire 10 MW of Marubeni PV

ENEOS Renewable Energy will acquire 10 MWdc of solar plants developed and built by Marubeni under a new framework agreement in Japan.

Nov 14, 2025 // Plants, Large-Scale, Commercial, Japan, Asia, Marubeni, distributed solar, project acquisition, Eneos

Tokyo Asset Solution Launches 13.2MWh Storage Projects

Tokyo Asset Solution pivots into 13.2MWh battery storage, testing Japan’s grid-flex future and diversifying beyond real estate amid decarbonization demand.

Nov 11, 2025 // Plants, Large-Scale, Commercial, Storage, Japan, Asia, Tokyo Asset Solution

Osaka Gas and Sonnedix to add 30-MW/125-MWh battery in Oita

Osaka Gas and Sonnedix will install a 30-MW/125-MWh battery at a 39-MW solar park in Japan’s Oita prefecture to shift energy and support the grid.

Nov 7, 2025 // Storage, Japan, Battery Storage, Sonnedix, Asia, hybrid solar, Osaka Gas

Nankai Taps Kyocera Floating Solar in PPA

Kyocera inks off-site PPA for 2‑MW floating solar, channeling clean power via Kansai Electric to Nankai Railway, spotlighting Japan’s surging corporate renewables and space-saving solar.

Oct 30, 2025 // Plants, Large-Scale, Commercial, Floating PV, Japan, Kyocera, Asia

SMFL Mirai to Buy 5 MWdc Japan Solar

Sumitomo Mitsui affiliate SMFL Mirai to acquire ~5 MWdc of Japanese solar from GreenEnergy Plus, signaling consolidation and funding new development via stable, long-term returns.

Oct 23, 2025 // Plants, Large-Scale, Commercial, Japan, Asia, sumitomo mitsui

Koshidaka Strikes Tokyo Solar PPA for Karaoke Sites

Koshidaka plugs 69 Tokyo karaoke venues into clean power via Eneres off-site PPA, advancing decarbonization and energy-cost stability as Japan’s corporate renewable demand surges.

Oct 16, 2025 // Plants, Large-Scale, Commercial, Japan, Asia, Koshidaka

SMFL Mirai Partners Acquires 100 Solar Plants in Japan

SMFL Mirai Partners boosts its renewable energy footprint by acquiring 100 solar plants in Hokkaido, underscoring Japan's shift towards sustainable energy solutions.

Oct 9, 2025 // Plants, Large-Scale, Commercial, Japan, Asia, PV Power Plant, SMFL Mirai Partners

JAPEX breaks ground on Hokkaido grid-scale battery storage project today

JAPEX started construction on a high-voltage grid-scale battery in Hokkaido, adding fast, flexible capacity to balance rising wind and solar on the island.

Oct 7, 2025 // Storage, Japan, Battery Storage, Asia, grid stability, hokkaido, JAPEX,

Kitahama approves Hokkaido solar developments for sale to investors pipeline

Kitahama Capital Partners will develop and sell 21.5 MW of solar projects in Hokkaido, pursuing a build-to-sell strategy focused on bankable, grid-ready assets.

Sep 23, 2025 // Markets & Finance News, Japan, Asia, investment, development, hokkaido, Kitahama

JAPEX, Tomakomai Port, DBJ launch Hokkaido industrial solar project build

JAPEX, Tomakomai Port Development and the Development Bank of Japan will co-develop a 13-MW solar plant in Tomakomai City, Hokkaido, using industrial land near the port.

Sep 23, 2025 // Plants, Japan, Asia, hokkaido, JAPEX, Tomakomai

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