The secret world of the animated characters Wiki

Itsuki Koizumi is a secondary character. He is voiced by Johnny Young Bosch.

Itsuki Koizumi.png


characteristics: slender, brown hair, brown eyes, handsome, friendly, polite, well-mannered, calm, collected, patient, comedic, amiable, helpful

animated age: 17 toon years

real age: 11 real years

species: human

profession: writer

race: traditionally-animated

subrace: positive character

comes from: The melancholy of Haruhi Suzumiya

nationality: Japanese

religion: Shinto


  • He shares his original actor Daisuke Ono with Sebastian.
  • He shares his English actor with Makoto.