Masters competitions cater for the needs of the "older" player and there is a thriving international Masters judo scene.  Typically, these events are open to players from the age of 30 years and upwards and are usually age-banded:

• Over 30 years
• Over 35 years
• Over 40 years
• Over 45 years, etc

Within these age bands, players compete within the standard senior weight categories.

Weight categories for men are:

• Under 60kg
• Under 66kg
• Under 73kg
• Under 81kg
• Under 90kg
• Under 100kg
• Over 100kg

The weight categories for women are:

• Under 48kg
• Under 52kg
• Under 57kg
• Under 63kg
• Under 70kg
• Under 78kg
• Over 78kg

It is not uncommon for weight groups to be combined if there is an insufficient number of entries.

Contests last for a maximum of 5 minutes.