Positively chargeable toner and two-component developer containing positively chargeable toner

Positively chargeable toner comprising toner particles each comprising:

• a toner base particle;
• and
• an external additive attached to a surface of the toner base particle,
• wherein
• the external additive contains:
• a first resin fine particle with a number average primary particle size of 60 nm or more but 100 nm or less;
• and
• a second resin fine particle with a number average primary particle size of 30 nm or more but 50 nm or less,
• the first and second resin fine particles have a hardness of 1 μN or more as measured with a probe displacement of 40 nm,
• the first resin fine particle has an SP value of 9.42 or more but 9.80 or less, a degree of hydrophobization of 5% or more but 16% or less, and a coverage ratio with respect to a surface region of the toner base particle of 5% or more, and
• the second resin fine particle has an SP value of 8.70 or more but 9.40 or less, a degree of hydrophobization of 18% or more, and a coverage ratio with respect to the surface region of the toner base particle of 5% or more but 25% or less.