| No | Country | City | Name |
|---|---|---|---|
| 1 | Japan | Hiroshima | Steven Leeper （Chairman, Hiroshima Peace Culture Foundation） |
| 2 | Toshiro Yuasa （Executive Director, Hiroshima Peace Culture Foundation） |
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| 3 | Nobuto Sugiura （Division Director, Mayors for Peace Secretariat） |
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| 4 | Yasuko Okane （Supervisor, Peace and International Solidarity Promotion Division, Hiroshima Peace Culture Foundation） |
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| 5 | France | Malakoff | Mr. Michel Cibot （Honorary City Director） |
| 6 | Ms. Alexia Berny （French association of Mayors for Peace (AFCDRP)Project Executive） |
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| 7 | UK | Manchester | Mr. Sean Morris （Principal Policy Officer） |
| 8 | Belgium | Ypres (2020Vision Campaign Association) |
Mr. Filip Deheegher （Director Peace Department Ieper/Treasurer VCA） |
| 9 | Croatia | Biograd na Moru | Ms. Jasminka Bajlo （Mayor’s Counselor） |
| 10 | Spain | Granollers | Ms. Carme Barbany Ciurans （Head of Planning and Citizens Relationship） |
| 11 | Norway | Frogn | Mr. Thore Vestby （Mayor） |
| 12 | International Campaign Director | Mr. Aaron Tovish | |
| 13 | North American International Director | Ms. Jacqueline Cabasso | |
| 14 | MasterPeace Founding Team | Ms. Klaartje Spijker | |
| 15 | MasterPeace Founding Team | Ms. Ann-Marie Hoogerland |
* 7 cities in 7 countries