Talk:Steins;Gate (visual novel)/Walkthrough/@comment-155.4.237.101-20190305161136/@comment-5150643-20190609113527

It works for the True Ending Flags but choices are automatically chosen by the game depending on the amount of times you replied Mayuri's emails. It works too for email achievements except for song/wallpapers emails. I use both this flowchart and this post on steam forums https://steamcommunity.com/app/819030/discussions/0/1835685838074637030/