• Decision to implement policy on DHC (August)
• Conference to establish MM21 DHC (August)
(City of Yokohama, Mitsubishi Estate, Tokyo Electric, Tokyo Gas)

• Conference to establish MM21 DHC (October)
• Completion of registration of company establishment (October)

• Acquisition of permit for DHC operations (December)
• Start of construction of Center Plant (December)

• Yokohama Exposition (April to October)
• Yokohama Maritime Museum (now Yokohama Port Museum) (April)

• Completion of Center Plant (February)
• Approval of supply process (March)
• Start of thermal-energy supply (April)

• Minato Mirai 21 Clean Center (April)
• PACIFICO YOKOHAMA (July)

• The Landmark Tower Yokohama (July)
• The Bank of Yokohama Head Office Building (August)

• KDX Yokohama Minato Mirai Tower (April)

• Completion of expansion of Center Plant and completion of latent-heat-storage system (March)
• Start of construction of No. 2 Plant (September)

• Keiyu Hospital (September)

• 10th anniversary of the Company’s establishment (October)

• Nisseki Yokohama Building (June)
• Queen's Tower A (July)
• Queen's Square YOKOHAMA (July)
• Grand Mall Park Cross Patio (July)

• Completion of No. 2 Plant (June)

• Permission to change supply district (January)

• Yokohama Media Tower (April)

• Kanagawa Prefectural Police Minatomirai Koban (April)
• CROSS GATE (September)

• Yokohama Museum of Art (August)

• Permission to change supply regulations (fee revision: price reduction) (April)
• Installation of large absorption chiller (5,000 RT) at No. 2 Plant (May)(5,000RT)

• M.M.TOWERS (February)

• Change in by-laws on implementation of supply regulations (April)

• FUJISOFT Building (February)
• Kenminkyosai Plaza Building (March)
• Leaf Minatomirai (March)
• Minatomirai Station (April)
• Minato Mirai Business Square (September)

• Permission to change supply regulations (fee revision: price reduction) (April)
• Approval of supply conditions other than supply regulations (annual high-load contract) (April)

• 20th anniversary of the Company’s establishment (October)

• M.M.TOWERS FORESIS (March)
• MINATO MIRAI MID SQUARE THE TOWER RESIDENCE (June)
• Brillia Grande Minatomirai (November)
• MM Park Building (December)
• Pacific Royal Court Minatomirai Ocean Tower (December)

• Permission to change supply regulations (fee revision: price reduction) (April)

• Pacific Royal Court Minatomirai Urban Tower (July)
• Shincron Co.,Ltd. Main Building (October)

• Electric centrifugal chiller (4,000 RT) installed at No. 2 Plant (June)

• Nissan Motor Co.,Ltd. Global Headquarters (May)
• Yokohama Blue Avenue (December)

• Electric centrifugal chiller (5,000 RT) installed at No. 2 Plant (June)

• Hulic Minatomirai (March)
• FUJIFILM Business Innovation Corp. Yokohama Minatomirai Center (March)
• Minatomirai Center Building (June)
• Minatomirai Grand Central Tower (October)

• Permission to change supply regulations (fee revision: price reduction) (April)
• Two absorption chillers (3,000 RT) installed at No. 2 Plant (June)
• Flue and smoke tube boiler (36 t/h) installed at No. 2 Plant (December)

• Minatomirai Grand Central Tower (October)

• Absorption chiller (3,000 RT) installed at No. 2 Plant (July)

• YOKOHAMA MITSUI BUILDING (March)

• MARK IS minatomirai (June)

• Completion of cold-water connecting pipes for Sakaehonmachi Line (July)

• YOKOHAMA i-MARK PLACE (April)
• Shincron Co.,Ltd. Annex Building (September)

• Flue and smoke tube boiler (36 t/h) installed at No. 2 Plant (September)

• Global Learning Center (March)

• Two absorption chillers (3,000 RT) installed at Center Plant (June)

• Minato Mirai Academy Building (August)
• OK Minatomirai Building (September)

• Variable speed drive chiller (5,400 RT) installed at Center Plant (March)
• Establishment of new thermal-energy supply-and-demand contract (introduction of new fees: price reduction) (April)
• 30th anniversary of the Company’s establishment (October)

• Yokohama Nomura Building (February)
• BRANZTOWER MINATOMIRAI (March)
• Blue Harbor Tower Minatomirai (March)
• PRYME COAST Minato Mirai (March)
• OCEAN GATE MINATO MIRAI (August)

• Shiseido Global Innovation Center (November)

• Yokohama Anpanman Children's Museum (June)
• Shin-takashima Station (August)
• Keikyu Group Headquarters (September)

• Gas-engine cogeneration system (2,000 kW) and disaster-preparedness generator (2,000 kVA) installed at Center Plant (January)
• Educational partnership agreement concluded with Minato Mirai Honcho (Yokohama municipal) Primary School (March)
• 30th anniversary of the Company’s establishment (March)
• Participation in platform for public-private partnership on smart cities (August)
• Flue and smoke tube boiler (36 t/h) installed at No. 2 Plant (December)

• KT Building (January)
• Yokohama Grangate (February)
• Pacifico Yokohama North (April)
• YOKOHAMA BAYCOURT CLUB HOTEL & SPA RESORT THE KAHALA HOTEL & RESORT YOKOHAMA (April)
• PIA Arena MM (April )
• Murata Manufacturing Company, Ltd. Minatomirai Innovation Center (October)
• Kanagawa University Minato Mirai Campus (December)

• Additional emergency-use oil tanks installed at Center Plant (total 150 kL) (September)

• Metropolitan Expressway Co., Ltd. Kanagawa Bureau (March)
• Yokohama Gate Tower (October)
• LG YOKOHAMA INNOVATION CENTER (December)

• One absorption chiller (3,000 RT) and two electric centrifugal chillers (5,400 RT) installed at No. 2 Plant (May)
• Superior rating acquired under Y-SDGs, the City of Yokohama’s SDGs certification system (June)
• Flue and smoke tube boiler (36 t/h) installed at Center Plant (December)

• Minatomirai 44 Building (March)
• Keiyu Mirai Building (September)

• Two absorption chillers (3,000 RT and 2,000 RT) installed at No. 2 Plant (June)

• YOKOHAMA CONNECT SQUARE (February)
• Music Terrace (August)

• Variable speed drive chiller (5,400 RT) installed at Center Plant (May)
• Heat-storage electric centrifugal chiller (2,000 RT during heat storage) installed at Center Plant (July)
• Variable speed drive chiller (5,400 RT) and electric centrifugal chiller (4,400 RT) installed at No. 2 Plant (July)

• YOKOHAMA SYMPHOSTAGE（April）