Hello Goodbye Achievements Here is the full list of all 23 Hello Goodbye achievements.Filter Achievement View View Image viewList view Sort by Won first then by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply AllWonNot wonI'm Out Of Save Slots?!Play the game with all save slots used 16 August 2023 - Add a guideGoodnightUnlock all achievements 16 August 2023 - Add a guideI Don't Need Your Help, Game!Play the game with popup messages turned off 16 August 2023 - Add a guideSpilling MemoriesQuick-save more than 10 times 16 August 2023 - Add a guideThat Day, That Time At That Place...Use the quick jump feature 10 times 16 August 2023 - Add a guideGotta Love Auto-ModePlay the game after changing both auto-mode speed and minimum wait time 16 August 2023 - Add a guideExpert At Work HerePlay the game with all glossary entries having been read 16 August 2023 - Add a guideHello, good-byeFinish all routes 16 August 2023 - Add a guideThe Dwarf in the Flask Saw A DreamFinish Koharu's route 16 August 2023 - Add a guideCitizen of JapanListen until the end of Yukishiro George's second speech 16 August 2023 - Add a guideDon't forget!Unlock additional choices 14 August 2023 - Add a guideHome And PurposeFinish Natsume's route 12 August 2023 - Add a guideRevolutionFinish May's route 10 August 2023 - Add a guide24Play the game for over 24 hours 09 August 2023 - Add a guideCitizen of MorinoListen until the end of Yukishiro George's first speech 04 August 2023 - Add a guideA New StartStart a new game after clearing a route 04 August 2023 - Add a guideMephistopheles' SmileClear the minigame 04 August 2023 - Add a guideTiny OneFinish Suguri's route 04 August 2023 - Add a guideHello World!Start a new game for the first time 28 July 2023 - Add a guideAlways LearningUse the glossary 28 July 2023 - Add a guideUncover The UnseenHide the text box once while playing the game 28 July 2023 - Add a guideNameless StoryListen to one full loop of theme song on the title screen 28 July 2023 - Add a guideHm, What Should I Pick?Try out all available window resolutions 27 July 2023 - Add a guide