| DAY | CONTENT | PLACE |
| 2025/6/30-7/1 | 9th International Symposium on Fuels and Energy (ISFE2025)Japan, Hiroshima | |
| 2024/7/1-2 | 8th International Symposium on Fuels and Energy (ISFE2024) | Japan, Hiroshima |
| 2023/1/21 | 11th 11th Asian Biomass Science Conference(ACBS11) | Akita City *Online conference system is currently under consideration. |
| 2023/7/3-4 | 7th International Symposium on Fuels and Energy (ISFE2023) | Japan, Hiroshima |
| 2023/6/5-8 | 31th European Biomass Conference and Exhibition | Itary, Bologna |
| 2023/2/28-3/2 | 16th International Biomass Conference & Expo | America, Atlanta |
| 2023/2/1-3 | 17th Renewable Enargy 2023 | Japan, Tokyo |
| 2022/1/21 | 9th Asian Conference on Biomass Science | Online |
| 2021/1/22 | 8th Asian Conference on Biomass Science | Online |
| 2019/12/10 | 7th Asian Conference on Biomass Science | Japan, Fukushima |
| 2018/8/1-2 | 3rd International Biomass Conference | Indonesia, Bogor |
| 2018/7/31 | 6th Asian Conference on Biomass Science | Indonesia, Bogor |
| 2018/1/16 | 5th Asian Conference on Biomass Science | Japan, Sendai |
| 2017/7/24-25 | 2nd International Biomass Conference | Indonesia, Bogor |
| 2017/6/12-15 | 25th European Biomass Conference and Exhibition | Sweden, Stockholm |
| 2016/12-13-14 | 4th Asian Conference on Biomass Science | Malaysia, Penang |
| 2016/10/10-11 | 1st International Biomass Conference | indonesia, Bogor |
| 2015/6/1-4 | 23th European Biomass Conference and Exhibition | Austria, Vienna |
| 2015/01/14-16 | 2nd Asian Conference on Biomass Science | Japan,Ibaraki |
| 2014/11/6 | The 4th International Symposium on Utilization of Marine Environment for Development of Sustainable Society | Japan,Hiroshima |
| 2014/09/21-23 | 4th Annual Congress of Biororgy | China,Qingdao |
| 2014/07/30-8/1 | Grand Renewable Energy2014 International Exhinition | Japan,Tokyo |
| 2014/06/23-26 | 22th European Biomass Conference and Exhibition | Germany,Hamburg |
| 2014/05/22-23 | REGATEC 2014 | Sweden, Malm |
| 2014/01/20-21 | 11th International Conference on Biofuels | Germany,Berlin |
| 2014/01/16-19 | Global Biotechnology Congress 2014, Jun. 16-19, 2014 | USA,Boston |
| 2013/11/25-26 | 2nd JCREN2013 | Japan,Higashihiroshima |
| 2013/10/28-29 | CMT's 6th Algae World Asia,Oct.28-29,2013 | Thailand,Bangkok |
| 2013/10/24-25 | Workshop on Batch / Bio-Process Modeling, Cost of Goods Analysis, Production Planning, Scheduling and Debottlenecking, Oct. 24-25, 2013, | Delft, the Netherlands |
| 2013/10/10 | Bio Japan 2013seminar Oct.10,2013 | Japan, Yokohama |
| 2013/10/16-18 | 7th SGC International Seminar on Gasification | Sweden, Goteborg |
| 2013/09/29-10/3 | 7th World Bioenergy Symposium (WBS) | Brazil,Rio de Janaerio |
| 2013/09/16-18 | SCEJ 45th Autumn Meeting | Japan,Okayama |
| 2013.9/9-10 | CMT's Biomass Pellets Trade & Power | Korea,Seoul |
| 2013.7/5-8 | The 9th Asia Pacific Conference on Sustainable Energy & Environmental Technologies | Japan,Narita |
| 2013.6/3-7 | 21th European Biomass Conference and Exhibition | Denmark,Copenhagen |
| 2013.4/24-25 | 9th SugarWorld ASIA, 24-25 Apr, 2013 | Myanmar, Yangon |
| 2013.3/8-10 | International Canference on Agriculture and Crops Science(ICAC2013) | China, Xianning |
| 2013.2/18-21 | 2nd biotechnology world congress | UAE,Dubai |
| 2012.12/5 | Renewable Energy 2012 Exhibition The 7th | Japan,Chiba |
| 2012.12/3-4 | 9th Biomass-Asia Workshop | Japan,Tokyo |
| 2012.11/19-20 | JCREN2012 | Thai,Bangkok |
| 2012.10/28-11/2 | American Institute of Chemical Enagineers | U.S.A.,Pittsburg |
| 2012.6/18-22 | 20th European biomass Conference and Exhibition | Italy,Milano |
| 2011.11 | 8th Biomass -Asia Workshop | Vietnam,Hanoi |
| 2011.6 | 19th European biomass Conference and Exhibition | Germany,Berlin |
| 2010.11 | 7th Biomass -Asia Workshop | Indonesia,Jakarta |
| 2010.5 | 18th European biomass Conference and Exhibition | France,Lyon |
| 2009.11 | 6th Biomass -Asia Workshop | Japan,Hiroshima |
| 2005.12/15-20 | The 2005 International Chemical Congress of Pacific Basin Societies | Hawaii,Honolulu |
| 2005.12/13-15 | 2th Biomass -Asia Workshop | Thai,Bangkok |
| 2005.11/15 | Japan and China Biomass Forum | China,Beijing |
| BIOENERGY 2005 International Nordic Bioenergy Conference | Norway | |
| BIOENERGY 2005 in Wood Industry | Finland | |
| MONDIAL BIOENERGIE PARIS 2005 | France, Paris | |
| Third USDA Symposium onGreenhouse Gases & Carbon Sequestration in Agriculture and Forestry | Baltimore, Maryland | |
| World Sustainable Energy Days 2005 | Austria, Wels | |
| European biomass energy gasification power generation technology inspection group | Central part Europe | |
| Law of Europe for biomass energy promotion | Brussels, the Kingdom of Belgium | |
| POWER PLANTS 2004 Symposium with International Participation | Serbia and Montenegro | |
| 1st International Ukrainian Conference on COGENERATION FOR INDUSTRY AND DISTRICT HEATING SYSTEMS |
Ukraine | |
| Standardisation of Solid Biofuels International Conference | Germany |