This page explains the various Reporters you can encounter.
For some reason, all reporters will also accept a Rank Up Fes for them to follow you. You can tell which kind of event to do based on which jobs have a pencil marker next to them.
|善岡記者||Increases all job rewards gain||Win a Stage category job (middle tab)|
|高丸記者||Increases EXP gain||Win a Fes|
|仁見記者||Increases fan gain||Win a Live|
|増井記者||Increases money gain||Win an Audition|