| Shawn Hutchinson | Head of School | hutchinsons@marist.ac.jp |
| Stephanie Hanamura | Head of Lower School | hanamuras@marist.ac.jp |
| Akiko Kawai | Medical Officer | Akiko.Kawai@marist.ac.jp |
| Kazuya Imamura | Finance Officer | imamurak@marist.ac.jp |
| Yo Ikenishi | Administrative Assistant (Reception) | ikenishiy@marist.ac.jp |
| Mika Inada | Registrar | Inadam@marist.ac.jp |
| Fujiko Kobayashi | HR and Finance Manager | Fujiko.kobayashi@marist.ac.jp |
| Vaishali Chudgar | IT Technician | vaishali.chudgar@marist.ac.jp |
| Masa Hanamura | Operations Manager | hanamuram@marist.ac.jp |
| Miho Tempesta | Summer School Program Coordinator | tempestam@marist.ac.jp |
| Emi Lipp | Early Years general Classroom Teacher Assistant | lippe@marist.ac.jp |
| Mark Pilgrim | Early Years General Classroom Teacher (3 – 5 years of age) Lower Elementary General Classroom Teacher (Grades 1 – 3) | pilgrimm@marist.ac.jp |
| Cristal Buchanan | Upper Elementary General Classroom Teacher (Grades 4 – 6) | buchananc@marist.ac.jp |
| Mio Ranni | Middle / High School Teacher Service Learning Program | mioranni@marist.ac.jp |
| Mark Deyss | Middle / High School Teacher Weight Training and Nutrition Leadership | deyssm@marist.ac.jp |
| Chris Spaulding | Middle / High School Teacher Extended Essay Clinic | Spauldingc@marist.ac.jp |
| Jay Inman | Middle / High School Teacher Science | Jay.inman@marist.ac.jp |
| Rowan Oswald | Elementary General Classroom Teacher | Write2rowan@gmail.com |
