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Yonex

Osaka Junior 21 Yonex

Tennis· Osaka

Updated on 10/05/2026
Version · 5 optionsOsaka Junior 21Change

The Yonex Osaka Junior 21 is a kids' racquet 21 inches long, developed in collaboration with Naomi and Mari Osaka, with a luxurious gold and purple design, with dragons and amaryllis. The aluminum frame is light and has junior dimensions, for easy handling and comfort for the arm. It comes pre-strung and ready to play, with a wide sweet spot. It is recommended for beginner to intermediate players ages 4 to 6, 95 to 115 cm tall.

Key specs

Full specs
Material
Aluminum

LevelsBeginner, Intermediate

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Strengths and watch-outs

Pros

  • Lightweight aluminum: easy handling and comfort for the arm
  • Wide sweet spot: more forgiveness
  • Comes pre-strung: ready to play

Cons

  • Short range of use: recommended for children ages 4 to 6
  • 21 in. size: specific to this age group
Ideal for
Children ages 4 to 6, 95 to 115 cm tall
Levels
Beginner, Intermediate

Specs

Dimensions
Weight unstrungNo dataMedium confidence
Weight strungNo dataMedium confidence
Head sizeNo dataMedium confidence
LengthNo dataMedium confidence
Balance pointNo dataMedium confidence
SwingweightNo dataMedium confidence
Construction
Stiffness (RA)No dataMedium confidence
String patternNo dataMedium confidence
Frame thicknessNo dataMedium confidence
MaterialAluminumMedium confidence
Recommended tensionNo dataMedium confidence
Grip sizesNo dataMedium confidence

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