- Students, Osaka, Japan, followed 14 months, 2006-2008
- N = 70
- Non Response:
Respondents were asked to fill out a daily survey and and an hourly survey: - Daily survey: During a month respondents were asked to report every day their happiness and evaluation of personal and macro news (how good or bad they are) Arriving on that day. - Hourly survey: Respondents were asked to choose one day every month on which to report their happiness and what they were doing just before reporting, once during every hour that day.
- Authors's label
- Hour of the day
- Our Classification
- Every hour of the day (from 1:00 to 24:00) respondents were asked how happy they felt right now, .