| April 2001 | Established the ISO 14001 Certification Student Committee with the aim of obtaining ISO 14001 certification. Work begins to obtain certification based on student proposals |
|---|---|
| April 2002 | Chiba Gakuen School Corporation establishes environmental policy |
| March 2003 | Chiba Prefecture University becomes the first student-led university to receive ISO14001 certification Development of an eco-campus that is considerate of the environment |
| April 2004 | Introducing original toilet paper made from recycled paper |
| April 2004 | Ichikawa City, Ichikawa City Board of Education, and Chiba University of Commerce signed a memorandum of understanding on environmental education implementation to promote environmental education in local elementary and junior high schools. |
| September 2004 | The campus grounds are completely replaced with artificial turf. |
| December 2004 | First exhibit at "Eco Products Exhibition" |
| April 2005 | Selected for the Distinctive University Education Support Program (Distinctive GP) |
| January 2006 | Reconstruction of Building 1 completed |
| February 2006 | Chiba Gakuen School Corporation reviews its environmental policy |
| June 2007 | "1st Nationwide High School Students Environmental Speech Contest" held |
| July 2007 | Set a goal of reducing campus CO2 emissions by 10% compared to 1990 levels by 2010 |
| March 2010 | Achieved 10% reduction in CO2 emissions on campus compared to 1990 levels |
| 2013年 | The largest mega solar power plant in Japan, built by a single university in Japan, will be built on land owned by the university in Noda City, Chiba Prefecture. |
| November 2013 | CUC Open Lecture Series in Marunouchi: "Considering Sustainable Environmental and Energy Policies" (6 lectures) |
| 2014年 | Professor Harashina was appointed Dean. From the spring of 2014, a joint seminar was held by the Harashina, Ayukawa, and Sugimoto Takuya seminars, with members of the non-profit organization Eco League also participating. As a result of this activity, it was estimated that the electricity generated by the Mega Solar Noda Power Plant would account for over 60% of the total electricity consumed by the university at the time. Professor Harashina (at the time) announced this result and expressed his intention, as Dean, to aim for the university to be 100% powered by natural energy. |
| April 2014 | The Noda Mega Solar Power Plant began a solar power generation business, selling electricity to Tokyo Electric Power Company under the government's FIT scheme, which supports the introduction of renewable energy. |
| July 2015 | Faculty of Policy and Information Studies launches "Energy Conservation and Creation Project" Started considering creating a net zero energy campus |
| April 2016 | The "Net Zero Energy Campus" project was launched as a university-wide project, instead of a faculty project. |
| May 2016 | CUC Energy Co., Ltd. established |
| July 2016 | First implementation of "Cool Down with Water Sprinkling" campaign |
| April 2017 | Dean Policy and Information Studies, Yukihiko Harashina, becomes President and President Project begins The "Net Zero Energy Campus" project will be President Project 4 "Environment and Energy" |
| November 2017 | New environmental goals for a 100% renewable energy university declared |
| November 2017 | First educational institution to register on the 100% Renewable Energy Platform |
| March 2018 | Student organization SONE (Student Organization for Natural Energy) launched |
| March 2018 | Adding more solar panels to the Mega Solar Noda Power Plant |
| March 2018 | All lighting on Ichikawa campus converted to LED |
| March 2018 | Introducing EMS (Energy Management System) |
| July 2018 | Green curtains installed at The University Dining |
| December 2018 | Solar sharing installed on the former pitching practice field on campus |
| February 2019 | Announced achievement of "RE100 University"; renewable energy rate for electricity in the past year reached 101.0% |
| February 2019 | Install solar panels on the roofs of 10 buildings on the Ichikawa campus, and consume all of the electricity on-site. |
| August 2019 | Switching electricity used at Ichikawa Campus to renewable energy sources This will mean that 100% of the electricity used at the Ichikawa campus will be from renewable energy sources. |
| October 2019 | First university to participate in "RE Action, 100% Renewable Energy Declaration" |
| October 2019 | Urgent message issued on intensifying climate change |
| December 2019 | Received the Ministry of the Environment's "22nd FY2019 Environment Minister's Award for Global Warming Prevention Activities (Environmental Education Activities Category)" |
| March 2020 | We are the first Japanese university to sign the document declaring a climate emergency issued by three international organizations of higher education institutions working on environmental issues (EAUC (UK), Second Nature (USA), and the Youth and Education Alliance of the United Nations Environment Programme). |
| July 2020 | Change of the environmental target achievement year to fiscal 2023 |
| August 2020 | First school in Japan to support RE-Users (Renewable Energy Users Corporate Network)'s proposal for expanding renewable energy use |
| June 2021 | The Renewable Energy University League, chaired by President Yukihiko Harashina, was established |
| April 2024 | Established Chiba University of Commerce Okido Solar Power Plant as an agricultural solar power generation (solar sharing) facility utilizing farmland in Chiba City, Chiba Prefecture. |
| June 2024 | Chiba University of Commerce Okido Solar Power Plant begins transmitting electricity |
