Pilot-randomized controlled trial of remote cognitive behavioral therapy for guardians of online dependent minors

INTERVENTION: cognitive behavioral therapy Non‐intervention group CONDITION: Internet addiction Adult PRIMARY OUTCOME: IAT (Internet Addiction Test) SECONDARY OUTCOME: (Minor); Percentage of use per day for Internet mined by the minor; Japanese version EQ ‐ 5D ‐ 5L ; M.I.N.I. (Japanese version 5.0.0 (2003)); (Parents); Period of use of minors by parents on the Internet per day; The Japanese version of EQ‐5D‐5L; Young Diagnostic Questionnaire (DQ); Client Satisfaction Questionnaire (CSQ‐8J) INCLUSION CRITERIA: 1) The person who is dependent on the net is a minor who is 12 years old and under 20 years old when obtaining consent. 2) At the time of obtaining consent, parents of 20 years old (adult) are living together with those who depend on the net. 3) The dependency on the Internet is more than 40 points on the internet addiction test (IAT) self‐report questionnaire. 4) At the participation of this examination, minors and guardians who are fully acquainted with explanation and who have obtained document consent by free will with sufficient understanding. 5) Minors should be able to answer self‐written questionnaires. 6) Parents are healthy enough to continuously receive consultation support by cognitive behavioral therapy using the video conference system at home at least once a week for 12 weeks, so that mental and physical disorders , having no obstacles.