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 wonExpert At Work HerePlay the game with all glossary entries having been read 06 June 2025 - Add a guide24Play the game for over 24 hours 06 June 2025 - Add a guideHello, good-byeFinish all routes 06 June 2025 - Add a guideThe Dwarf in the Flask Saw A DreamFinish Koharu's route 06 June 2025 - Add a guideDon't forget!Unlock additional choices 05 June 2025 - Add a guideA New StartStart a new game after clearing a route 05 June 2025 - Add a guideRevolutionFinish May's route 05 June 2025 - Add a guideHome And PurposeFinish Natsume's route 05 June 2025 - Add a guideTiny OneFinish Suguri's route 04 June 2025 - Add a guideCitizen of JapanListen until the end of Yukishiro George's second speech 04 June 2025 - Add a guideUncover The UnseenHide the text box once while playing the game 04 June 2025 - Add a guideAlways LearningUse the glossary 04 June 2025 - Add a guideCitizen of MorinoListen until the end of Yukishiro George's first speech 04 June 2025 - Add a guideHello World!Start a new game for the first time 04 June 2025 - Add a guideI Don't Need Your Help, Game!Play the game with popup messages turned off Locked - Add a guideThat Day, That Time At That Place...Use the quick jump feature 10 times Locked - Add a guideHm, What Should I Pick?Try out all available window resolutions Locked - Add a guideNameless StoryListen to one full loop of theme song on the title screen Locked - Add a guideGotta Love Auto-ModePlay the game after changing both auto-mode speed and minimum wait time Locked - Add a guideI'm Out Of Save Slots?!Play the game with all save slots used Locked - Add a guideSpilling MemoriesQuick-save more than 10 times Locked - Add a guideMephistopheles' SmileClear the minigame Locked - Add a guideGoodnightUnlock all achievements Locked - Add a guide