Analysis of risk behavior-related Tweets
・Tweets related to actions of high infection risk were extracted from all tweets written in Japanese on Twitter.
-Approximately 30 sentence patterns indicating an imminent action (up to the next day), current action, or recent action (up to the previous day) were used in the analysis.
-Risk-related activities subject to the analysis are as follows:
・Drinking session (飲み会 in Japanese)
・Karaoke (カラオケ in Japanese)
・Fitness center (ジム in Japanese)
・End-of-year Party, Christmas Party, New Year Party, Hatsumoude (“First shrine visit of the year”, Family reunion (Respectively 忘年会、クリスマスパーティ、新年会、初詣、帰省 in Japanese)
・Hanami (“Flower-viewing”), Barbecue (Respectively 花見、バーベキュー in Japanese)
As of March 21st, 2022
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
※ Blue sections indicate time periods of a state of emergency.
As of March 21st, 2022
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
※ Blue sections indicate time periods of a state of emergency.
As of March 21st, 2022
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
※ Blue sections indicate time periods of a state of emergency.
As of March 21st, 2022
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
※ Blue sections indicate time periods of a state of emergency.
As of March 21st, 2022
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
※ Blue sections indicate time periods of a state of emergency.
Comparison with the year 2021:Tweets related to Karaoke
・This time back in 2021 saw a rise in Karaoke numbers during a state of emergency. This year under a quasi-state of emergency is seeing a similar increase.
・The numbers remained steady after the state of emergency measures were lifted on March 21st, 2021, while positive COVID-19 cases increased during the same time period.
・This year is seeing a continuous increase in numbers beyond those of last year’s, despite the quasi-state of emergency measures is still in effect.
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
Comparison with the year 2021:Tweets related to drinking session
・This time back in 2021 saw a rise in drinking session numbers during a state of emergency. This year under a quasi-state of emergency is seeing a similar increase.
・The numbers remain yet under those of 2021 but have reached a similar level.
・Last year saw an increase of 1.5 times after the state of emergency measures were lifted on March 21st, 2021.
Note: Data between March 8th and 11th were only partially available.
Based on Twitter data provided by NTT DATA.
