BAMBOO
BAMBOO
assistive matcha whisk
assistive matcha whisk
YEAR
DURATION
TYPE
SKILLSET
YEAR
DURATION
TYPE
SKILLSET
2026
2 weeks
Personal Project
CAD, Prototyping, Visualization
2026
2 weeks
Personal Project
CAD, Prototyping, Visualization
Matcha is a ceremony that requires
dexterity and strength.
Matcha is a ceremony that requires
dexterity and strength.
Matcha is a ceremony that requires dexterity and strength.
Users with limited hand mobility are excluded.
Users with limited hand mobility
are excluded.
Users with limited hand mobility are excluded.
Baristas become fatigued when whisking repetitively.
Baristas become fatigued when whisking repetitively.
Electronic whisks offer a solution.
Electronic whisks offer a solution.
However, current offerings are technically lacking or big and ugly.
However, current offerings are technically lacking or big and ugly.
The Charaku is clunky and doesn't
align aesthetically with matcha making.
The Charaku is clunky and doesn't
align aesthetically with matcha making.
Frothers just spin the liquid which is not effective for mixing matcha.
Frothers just spin the liquid which is not effective for mixing matcha.
The Goal
The Goal
Design an assistive matcha whisk that is:
Design an assistive matcha whisk that is:
Technically
Effective
Technically Effective
Ergonomically Comfortable
Aesthetically
Aligned
Aesthetically Aligned
Process
Technical Constraints
Technical Constraints
Use with traditional Chasen
Fit standard components
Sketch modeling
Sketch modeling
Quick CAD
Quick CAD
Wrist angle must be comfortable from a variety of heights.
Wrist angle must be comfortable from a variety of heights.
Wrist angle must be comfortable from a variety of heights.
0 degree uncomfortable when arm is angled below horizontal.
90 degree uncomfortable when arm is angled above horizontal.
45 degree handle comfortable for sitting and standing.
45 degree handle comfortable for sitting and standing.
45 degree handle comfortable for sitting and standing.
Prototyping whisk mechanics using a scotch yoke.
Prototyping whisk mechanics using a scotch yoke.
The aesthetics should be refined, minimal, and quiet.
The aesthetics should be refined, minimal, and quiet.
Bamboo
Bamboo
An assistive whisk to match your ritual.
An assistive whisk to match your ritual.
An assistive whisk to match your ritual.
Traditional Chasen is attached with a collet.
Traditional Chasen is attached with a collet.
Chasen magnetically detaches for proper storage and easy use.
Chasen magnetically detaches for proper storage and easy use.
