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Release notes

ACUAH (ver.3.0.0-)​

ver.3.9.3​

[10-7-2025]

  • (Android) Security update

ver.3.9.2​

[9-15-2025]

  • (Android) Support 16KB page sizes

ver.3.9.1​

[8-22-2025]

  • Bug fixes
    • Sometimes the chair does not disappear after the character stands up from it.

ver.3.9.0​

[8-18-2025] (iOS) / [8-17-2025] (Android)

  • Support Android 15
  • Support Grok API
  • Changed default versions for each LLM model
  • Added motion effects during music playback
  • Added 50 new animations (From Kagura Moi "Moiland Animation 100")
  • Bug fixes
    • Minor bug fixes

ver.3.8.1​

[6-21-2025]

  • Added checkboxes to enable/disable face recognition
  • Bug fixes
    • (Android) When loading LocalVRM, data with the same file name is not updated
    • Voice and command recognition cannot be executed while face detection is in progress
    • Minor bug fixes

ver.3.8.0​

[5-12-2025]

  • Added user registration functionality (name, face recognition)
  • Unified character voices to synthetic speech when using the "Scenario/LLM" dialog method
  • Renamed the "Scenario/LLM" dialog method to "LLM function calling"
  • Bug fixes
    • Voice Settings > VOICEOVOX: test audio did not play when using an external web API
    • AI (LLM) Llama does not work properly
    • Minor bug fixes

ver.3.7.0​

[2-28-2025]

  • ROS2 (Robot Operating System 2) /std_msgs/msg/String send and receive support
  • Function improvements
    • Improvements in response editing screen(Configuration menu 3: changed so that 20 responses can be created)
  • Bug fixes
    • Minor bug fixes

ver.3.6.0​

[1-18-2025]

  • Support Claude, Llama API
  • Function improvements
    • Speech recognition start and response time
    • Lip-sync support when editing responses using external speech data loading
    • UI icon changes (scenario indicator, speech recognition microphone)
    • Added some effects when playing music
  • Bug fixes
    • Some character models are not displayed in ViewScene
    • In some cases, learned responses may not be executed correctly

ver.3.5.0​

[9-28-2024]

  • Support Gemini API
  • Function changed
    • Remove the "Function calling" setting.
      • Function calling is "disable" for conversation type "LLM"
      • Function calling is "enable" for conversation type "Scenario/LLM"
  • Bug fixes
    • The Azure TTS ApiKey setting is incorrect in the Voice settings.
    • Lip-sync doesn't work properly with some character models.
    • VRoidHub character model doesn't desplay when it's cache data is corrupted.

ver.3.4.1​

[8-28-2024]

  • Bug fixes (for Android)
    • Unable to add music files to the initial music list.(musiclist0)

ver.3.4.0​

[8-27-2024]

  • Added functions
    • Phone dial-out function
    • Smartphone on-screen keyboard input button
    • Start voice recognition with Bluetooth speaker play/pause button and headset hook button.
  • Update SDK and libraries to the following.
    • UniVRM 0.124.2
  • Changed default model of ChatGPT to gpt-4o-mini.
  • Other minor fixes

ver.3.3.1​

[5-18-2024]

  • Bug fix
    • When the conversation type is "dialogue scenario only," there are cases in which the character does not learn properly.

ver.3.3.0​

[5-10-2024]

  • Added functions
    • Learning function using return value of ChatGPT function calling arguments.
    • Simple delete function for learned data.
  • Other minor fixes

ver.3.2.0​

[4-27-2024]

  • Added functions
    • Real world screen for the character to view (web camera)
    • Photo
    • Photo album
    • QR code reader
  • Bug fixes
    • May not handle ChatGPT response properly.
    • The character assistant didn't wake up (appear) from sleeping before waking the user up.
  • Other minor fixes

ver.3.1.0​

[4-4-2024]

  • Added functions
    • Execute function with ChatGPT Function calling.
    • Paste the text from clipboard to note.(Notepad function)
    • Copy the text of shown memo to clipboard.(Notepad function)
  • Bug fixes
    • Conversation type settings were not saved properly.

ver.3.0.0​

[3-24-2024]

  • Added function to set multiple ChatGPT prompts
  • Added function to set multiple voice data sets
  • VRMA (VRMAnimation) loading support
  • Updated SDKs and libraries to the following
    • VRM 0.120.0
    • VRoidSDK 0.5.1
  • Function changed
    • Changed backend server from NCMB to ParseServer
    • Removed CeVIO voice data to reviewing of rights.
    • Changed so that the character does not speak when the only conversation type is ChatGPT.
    • Revised the position and display of buttons.
    • Fixed some motions.
    • (below for Android)
      • Changed icon design
      • Changed lip-sync to SALSA LipSync Suite
      • Supported multiple file selection when selecting music files
      • Supported multiple file selection when loading motion data
      • Changed file extension of notepad file (notexxxx) to ".txt"
  • Bug fixes
    • ChatGPT prompt edit does not support line breaks.
    • Lip-sync does not work with some character models.
    • (below for Android)
      • Misskey authentication sometimes failed.
  • Other minor fixes

ACUAH (ver.2.0.0-)​

ver.2.0.2​

[3-3-2024]

  • Bug fixes (for iPhone)
    • Notepad image is corrupted.

ver.2.0.1​

[2-13-2024]

  • Released ACUAH for iPhone
    • Almost the same specifications as Android version ver.2.0.0.
    • Some functions of the Android version are not available.
      • Bluetooth devices (multimedia remote control, keyboard)
      • Misskey integration

ver.2.0.0​

[7-14-2023]

  • Support VRM1.0 format
  • Updated each SDK and libralies to the following
    • VRM 0.112.0
    • VRoidSDK 0.2.2
    • EVMC4U ExternalReceiverPack_v3.9c_VRM1 (deprecated version)
  • Function changed
    • Changed standard screen image quality from "Medium" to "High"
    • Changed the default value of Bloom from 1.0 to 0.0 (to reduce power consumption)
  • Fixed button placement
  • Other minor bug fixes

ACUAH (ver.1.0.0-)​

ver.1.7.0​

[6-17-2023]

  • Added functions
    • Added support for ChatGPT model version change.
    • Added an action to launch the browser.
    • Added support for playing external files as sound effects and background music (ACUAH editor required)
  • Function changed
    • Changed recommended device to Android13.
    • Changed Twitter integration to Misskey (misskey.acuah.info) integration.
  • Bug fixes
    • ChatGPT response may not work correctly after ChatGPT process is interrupted.
    • Alarm sound does not play correctly on Android13.
    • Bluetooth ON/OFF does not work on Android13.
    • Some character models are not displayed correctly
    • Voice recognition does not work properly and sometimes gets stuck.
    • Sleep voice does not play in sleep mode.
  • Other minor bug fixes

ver.1.6.1​

[5-15-2023]

  • Modification of the following functions
    • Revised ChatGPT response
    • You can change character size, rotation, position (up/down) by touch gesture when the character is not shown.
  • Bugs fixes
    • Lip sync does not work properly when playing VoiceAPI for some character models.

ver.1.6.0​

[5-7-2023]

  • Added a few motions (Idle state, Look at left/right etc.)
  • Added function
    • You can change character size, rotation, position (up/down) by touch gesture.
  • Other minor bug fixes

ver.1.5.0​

[4-15-2023]

  • ChatGPT API/Azure Text-To-Speech support (require your API key)
  • Bug fixes
    • fixed problems with the application not working properly in some OS languages (System>Languages setting) (slow operation, characters' facial expressions significantly broken, etc.)
  • Other minor bug fixes

ver.1.4.2​

[4-5-2023]

  • Bug fixes
    • Lip-sync does not work properly on some character models.
  • Other minor bug fixes

ver.1.4.1​

[3-31-2023]

  • Modification of the following functions
    • Revised VOICEVOX server access method.
  • Other minor bug fixes

ver.1.4.0​

[3-21-2023]

  • ChatGPT API/VOICEVOX support (Sorry, Japanese only) (test implementation)
  • Function changed
    • Revision of dialogue scenario format
    • Modification of weather forecast and rock-paper-scissors scenarios
    • Create idle response scenarios (supported editing and replacement of all voice data in ACUAH editor)
  • Bug fixes
    • Continuous playback of audio files does not work properly
    • Dialogue scenario item action "WAIT" does not work correctly.
    • Models without Hand/Hips bones are not displayed with an error.

ver.1.3.1​

[2-10-2023]

  • Removed function
    • Sony Corporation mocopi™ (mocopi Receiver Plugin) support

ver.1.3.0​

[1-23-2023]

  • Added function
    • Sony Corporation mocopi™ (mocopi Receiver Plugin) support (This is a test implementation. Please note that this function may be removed in the future due to the license agreement with Sony Corporation.)
  • Other minor bug fixes

ver.1.2.1​

[1-18-2023]

  • Bug fixes
    • Character model change method setting may not be saved properly
  • Other minor bug fixes

ver.1.2.0​

[1-9-2023]

  • Added a few motions
  • Modification and additions of the following functions
    • Modified to save playback method (shuffle, repeat) and reverb zone settings for each music list
    • Twitter integration - modified so that ACUAH learns if the first sentence tweeted by ACUAH is liked
  • Bug fixes
    • Effects at the bottom of the screen were not reflected when the character position was moved upward in the camera settings
    • Wrong settings for right and left hands on some character models
    • Hair and other objects do not swing in some character models
    • Some BVH files may not be loaded properly
    • Settings may be reset after setting a LocalVRM file to a character
  • Other minor bug fixes

ver.1.1.2​

[12-15-2022]

  • Bug fixes
    • Character models do not display properly under certain conditions.
  • Other minor bug fixes

ver.1.1.1​

[12-7-2022]

  • Bug fixes
    • The position of the chair is incorrect.

ver.1.1.0​

[12-2-2022]

  • Modification and additions of the following functions
    • Added to select alarm ringtone from Android OS alarm settings (no alarm sound is also available)
    • Added to adjust the vertical position of the model when setting the camera (not adjustable when using the false-hologram smartphone stand)
    • Added some objects for character models to hold (smartphone, notepad, pencil, eraser)
    • Revised buttons (UI) on each screen, and changed so that they are automatically hidden on the character display screen
  • Bug fixes
    • Overall review of application and asset file update process
  • Other minor bug fixes

ver.1.0.1​

[11-10-2022]

  • Modification of the following functions
    • Changed the default value of the usage setting of the false-hologram smartphone stand to disable
  • Bug fixes
    • Char2 to char4 cannot reset the character
    • App may crash when selecting LocalVRM data

ver.1.0.0​

[10-17-2022]

  • Changes to default character model (ACUAH)
  • Removed DMM VR Connect β linkage
  • Support in-application updates on Google Play
  • Update each SDK to the following
    • VRoidSDK 0.1.1
    • UniVRM 0.95.1
    • uOSC v2.1.0
    • EVMC4U v3.9a
  • Changed color space from Gamma to Linear
  • Added effect (Bloom) setting
  • Added motion data (BVH) loading support
  • Added character naming settings (avatar OK models only)
  • Added emotion value parameters
  • Functions changed
    • Changed VRoidHub linkage requirement to optional
    • Revised overall layout of each UI, etc.
    • Added selection to use hashtag (#ACUAH) when tweeting on Twitter
    • Removed the character hide button and added UI (display orb)
    • Changed voice recognition start from button to character tap
    • Changed VRM file selection from any folder (Android file picker) instead of specified local folder
  • Bug fixes
    • Japanese cannot be input with Bluetooth keyboard
    • VMC protocol receiving may not work
    • IFTTT Webhooks trigger may not be sent properly
    • Dance may end by itself unintendly when dance is executed continuously
  • Other minor bug fixes

ACUAH（ver.0.9.25～）​

ver.0.9.29​

[7-16-2022]

  • ACUAH user account registration and deletion (optional)
    • Server backup/restore of configuration information
    • Server upload of training data for dialogue scenarios
    • Server upload of tweet learned data for Twitter integration
  • Implementation of dialogue scenarios (play rock-paper-scissors)
  • Modification of the following functions
    • Each configuration screens
    • Download function from server
    • Unified English notation for Android OS system languages other than Japanese and English
    • Twitter tweets
    • Addition of option to not reflect affection value in character’s facial expression
  • Bug fixes
    • Bluetooth ON/OFF does not respond on Android12
    • Crash after 80 minutes of application startup on Android12
    • Motion may not play after wake up alarm
  • Other minor bug fixes

ver.0.9.28​

[4-2-2022]

  • Changed dialogue scenario format
  • Added posing motion for screenshots
  • Changed camera setting scenario and added gyro-sensor linkage
  • Changed sound effect data
  • Added background and lighting setting functions
    • WebCam, for chroma key (blue/green/red)
  • Added Twitter reply function (test implementation)
  • Changed UniVRM version 0.62 to 0.66
  • Temporarily hides alarm time display while playing music
  • Other minor bug fixes

ver.0.9.27​

[2-4-2022]

  • Added idle motion data (standing pose, sitting pose)
  • Added new motions in playing music
  • Added music playback options
    • Multiple list setting
    • Repeat play
    • Reverb zone setting
  • Added character model’s facial expression parameter adjustment
  • Change motion during timer (TypeB only)
  • Other minor functions and bug fixes
    • Temporarily hide alarm time while dancing
    • Fix some shaders were not loaded properly
    • Fix lighting setting

ver.0.9.26​

[12-12-2021]

  • Added motion data
  • Added a function to select the type of motion (TypeA/B).
  • Added some motions and effects to Unite In The Sky (© UTJ/UCL).
  • Added Android notification function (test implementation)
  • Added Twitter integration function (test implementation)
  • Fixes other minor bug.

ver.0.9.25​

[10-9-2021]

  • Change application icon.
  • Overall reconstruction of animation and line of sight processing.
  • Support VMC Protocol Marionette (EVMC4U)
  • Support loading VRM file from smartphone local folder.
  • Support ACUAH editor.

ACUAH β (～ver.0.9.24)​

ver.0.9.24​

[7-2-2021]

  • Changed effects for summoning, invocation.
  • Added effects when playing music.
  • Added lip-sync animation in English voice. (quality Medium or higher)
  • Added information window about this application.
  • Fixed the following bugs.
    • Characters do not reappear after sleep mode.
    • When a character recovers from sleep mode, the motion and summon particle are doubled.
    • Data download function from backend server.
  • Other minor bug fixes.

ver.0.9.23​

[5-13-2021]

  • English support.
  • The application dialogue scenarios are changed with Android OS languages. (System > Languages & input > Languages)