Create a null emitter. Add rotation here.
Make the mass particle emitter you just created into a child emitter.

 

General Settings
Extinguish Type　”Extinguish all child emitters”

Emit
Emit Interval “10”
Emit Period “10”

Rotate
Random Range XYZ “180”
Speed Start Value X “0.3”

 

Link the mass particle emitter under this null emitter forms a parent-child relationship.

 

Copy Emitters

 

Next, copy the mass particle emitter.
You can change names in a straightfoward manner.

 

Make adjustments with Inspector to the “kira” you copied.

Emit
Number Emitted “100”

Make texture 1 flash.

Scale
Start Value “2.5”
Random Range “0.5”

Change colors

 

 

2 overalapping mass particle emitters are displayed like this.

 

Copy Individual Null Emitters

To create 3 of the same particle, copy the null emitter as follows.

 

3 copies have been created.

 

It will look like this.