About J-CAT scores

Score convert table

J-CATProficiency Level
350-Near Native日本語母語話者相当
  • "Basic" learners can exchange basic ideas.
  • "Intermediate" learners can manage daily communication.
  • "Advanced" learners can manage academic and professional communication.

About Item Response Theory (IRT)

In J-CAT Japanese test, the Item Response Theory (IRT) is used to assess the examinee's Japanese skills.

J-CAT is unlike other tests that assess based on unadjusted scores. J-CAT takes the difficulty of the item (question) into consideration, and assesses the examinee's ability based on the probability theory.


About Conputer Adaptive Test (CAT)

CAT is a test that uses questions which are suitable for each examinee. The questions are selected by a computer, based on each examinee's ability. CAT uses IRT and assesses the ability of an examinee every time he/she answers.


Therefore, CAT and IRT have the following advantages compared to tests based on unadjusted scores.

  • Suitable questions for a wide range of examinees
  • Can calculate scores with few questions (=shorter time)
  • Can calculate scores with equal standards regardless of when the test is taken
  • Can know scores as the test ends

Score report (Grade report)

Students who have taken the test can dowload their score report as a PDF file. The students' name, group, birthdate, register date, test date, scores for each section, and the score convert table will be printed on it.

Diagram 1: Example of a score report