| Name | Position | Research Areas |
|---|---|---|
| Hiromu SAKURAI | Group Leader | Number concentration and size distribution of air-borne particles |
| Kenjiro IIDA | Senior Researcher | Number concentration of air-borne particles |
| Haruhisa KATO | Attached to the Research Group | Size and size distribution of liquid-borne particles |
| Yuki KURUMA | Senior Researcher | Number concentration of liquid-borne particles |
| Yusuke MATSUURA | Researcher | Size and size distribution of liquid-borne particles |
| Kohei MIZUNO | Attached to the Research Group | Gas physisorption and specific surface area of powders |
| Yoshiko MURASHIMA | Senior Researcher | Number concentration and size distribution of air-borne particles |
| Kayori TAKAHASHI | Senior Researcher | Molecular weight of polymers and Size of liquid-borne particles |
| Keiji TAKAHATA | Senior Researcher | Size, size distribution width, and mass of air-borne particles |