FujisawaLab original multi-function pen

The FujisawaLab original multi-function pen has following characteristics.
- 4-color ball point pen (Black, Red, Green, Blue)
- sharp pencil
- eraser
- clip
- physical constants (e and h) in useful units
- 'FujisawaLab' logo on the body

Ver. 2008 Zebra Clip-on Multi (White) (soldout)


Ver. 2011 Zebra Clip-on Multi (Black) (soldout)


Ver. 2023.5 UNI Jetstream 4&1MSXE5-1000-05 (Black) [60th-B-day]