Plasma jet ignition plug

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A plasma jet ignition plug is provided having high ignition performance and high durability. In the plasma jet ignition plug, at least a front end portion including a front end surface of a center electrode contains an oxide of at least one of rare earth elements in a total amount of 0.5% by mass to 10% by mass inclusive and W in an amount of 90% by mass or greater or contains Ir in an amount of 0.3% by mass to 3% by mass inclusive and W in an amount of 97% by mass or greater.