Yasaka · Original

Original (Inverted)

Inverted · Standard ball · 35–40° hardness

ActiveJapan current

Also listed as: Yasaka Original Inverted, Original Ura Soft

TTDNA ratings

Speed51

Spin56

Control92

Power51

Grip43

Tackiness4

Arc45

Catapult40

Throw angle48

Elastic46

Spin sensitivity44

Short game79

Blocking77

Backhand flip66

Counterloop59

Opening loop60

Chop75

Serve57

Service receive86

Difficulty41

Beginner friendly66

Durability79

Specifications

Category: Inverted
Series: Original
Ball type: Standard ball
Hardness: 35–40°
Thickness: Thick · Medium · Thin · Extra thin
Made in: Japan
Colours: red · black
Technologies: Control-oriented inverted rubber

Availability

Market: Japan current
Status: Active
Official scale: Yasaka Japan · Mark V = 10 scale
EU list price: €22.90
Data checked: 31 July 2026

Yasaka prints these thicknesses as retail labels rather than millimetres: Thick, Medium, Thin, Extra thin.

Variants and configurations

8 variants

Colour, thickness and configuration are variants of one model — never separate products. Colour never changes a rating, MAX and OX stay qualitative labels, and OX carries no sponge hardness.

Configuration	Colour	Thickness	Sponge	Hardness	Speed	Spin	Control
Standard	red	Thick	Sponged	35–40°	10.0	10.0	10.0
Standard	red	Medium	Sponged	35–40°	10.0	10.0	10.0
Standard	red	Thin	Sponged	35–40°	10.0	10.0	10.0
Standard	red	Extra thin	Sponged	35–40°	10.0	10.0	10.0
Standard	black	Thick	Sponged	35–40°	10.0	10.0	10.0
Standard	black	Medium	Sponged	35–40°	10.0	10.0	10.0
Standard	black	Thin	Sponged	35–40°	10.0	10.0	10.0
Standard	black	Extra thin	Sponged	35–40°	10.0	10.0	10.0

red · Thick

Standard · Sponged · 35–40°