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Update 25.01.2020
A new update was released.
Caution!: After 2019-05-18 version, SAIv2 moves history data and thumbnail cache folder into C:\Users\(USERNAME)\AppData\Local only once when started. Please do not worry, this is the specified behavior.
This is a technical preview version of SAI Ver.2. Please remember this version will includes some bugs and inconveniences because this version is under development. Please do not use this version if you want to use stable version. And, this version requires basic skills for Windows operation. Please never use this version if you have not basic skills for Windows operation.
Minimum Requirement (2000x2000px)ComputerIBM PC compatible computerOSWindows 2000/XP/Vista/7/8/8.1/10CPUCore 2 Duo 1.6GHzMemoryMore than 1GBHDDMore than 20GB free spaceVideo1024x768 - 24bit ColorInput DevicePen Tablet (WinTab API and TabletPC API are Supported)
SAI2 64bit - 2020-01-25 Technical Preview (Zip File, 2.8M)
SAI2 32bit - 2020-01-25 Technical Preview (Zip File, 2.6M)
Caution!: After 2019-05-18 version, SAIv2 moves history data and thumbnail cache folder into C:\Users\(USERNAME)\AppData\Local only once when started. Please do not worry, this is the specified behaviour.
How To Use:
The distribution is not an installer model. Extract all files(and folders) from the distribution Zip file, and run sai2.exe directly in the folder of extracted files. Please manage file associations and shortcuts for sai2.exe yourself.
How To Apply Your Software User License of SAI Ver.1 to the technical preview version of SAI Ver.2
If you have a license of SAI Ver.1, you are able to remove the lock of save and load features with your license.
Please download a new license certificate with the system id that got from SAI Ver.2 from the license certificate download form, and put it into "<My Documents>\SYSTEMAX Software Development\SAI2 Demo".


Caution!: After 2019-05-18 version, SAIv2 moves history data and thumbnail cache folder into C:\Users\(USERNAME)\AppData\Local only once when started. Please do not worry, this is the specified behaviour.
How To Use:
The distribution is not an installer model. Extract all files(and folders) from the distribution Zip file, and run sai2.exe directly in the folder of extracted files. Please manage file associations and shortcuts for sai2.exe yourself.
How To Apply Your Software User License of SAI Ver.1 to the technical preview version of SAI Ver.2
If you have a license of SAI Ver.1, you are able to remove the lock of save and load features with your license.
Please download a new license certificate with the system id that got from SAI Ver.2 from the license certificate download form, and put it into "<My Documents>\SYSTEMAX Software Development\SAI2 Demo".
How to install? > No lost of data
How To Apply Your Software User License of SAI Ver.1
If you have a license of SAI Ver.1, you are able to remove the lock of save and load features with your license certificate.
Please download a NEW license certificate WITH THE SYSTEM ID OF SAI VER.2, and put it into either of the following folder.
A. <My Documents>\SYSTEMAX Software Development\SAI2 Demo (The folder that is included "settings2.ssd")
B. The folder that is included the executable file of SAI2(sai.exe).
-----
My explaination:
Go to your PC > Programs
If you have a license of SAI Ver.1, you are able to remove the lock of save and load features with your license certificate.
Please download a NEW license certificate WITH THE SYSTEM ID OF SAI VER.2, and put it into either of the following folder.
A. <My Documents>\SYSTEMAX Software Development\SAI2 Demo (The folder that is included "settings2.ssd")
B. The folder that is included the executable file of SAI2(sai.exe).
-----

Go to your PC > Programs
There should be your folder called "sai" or whatever you named the install folder you created when you installed Sai.
Create a new folder on the desktop and call it "sai 2 2018 version" (whatever you want to name it)
Put the unzipped files into this folder.
1. Reissue your License for Sai1 here > www.systemax.jp/en/sai/reissue…
2. Download your license agreement again here > www.systemax.jp/en/license.htm…
3. Get your ID by open up the sai you still have > help > ID > copy it into the form to fill out for downloading. The rest information should be in your mail you just got.
4. Put it into the folder you just have created
5. Finished
2. Download your license agreement again here > www.systemax.jp/en/license.htm…
3. Get your ID by open up the sai you still have > help > ID > copy it into the form to fill out for downloading. The rest information should be in your mail you just got.
4. Put it into the folder you just have created
5. Finished
Hope this helps!
Updates:
Abstract of Available Features
Canvas
- Maximum canvas size up to 100000x100000px(64bit version) or 10000x10000px(32bit version).
- Supported file format:
Load and save: SAI2(The private format of Ver.2) / PSD / PSB / BMP / JPEG / PNG / TGA
Load only: SAI(Ver.1 format)
*) Load and save features are locked by software user license.
Layer
- Maximum number of layers up to 8190.
- Supported layer types: Normal, Folder, Linework, Shape, Text
- Supported layer properties:
BlendingMode, Opacity, Protections, ClippingGroup, MovingGroup,
PaintingEffect, PaperTexture, Visibility, LayerName.
- Supported multiple selection and operation for layer items.
- Supported Layer mask.
Selection
- Possible operations are Select, Invert, Deselect, Cut, Copy, Paste and Move pixels as floating.
View
- Possible operations are Pan, Zoom, Rotation and Horizontal flip.
- Alternative View and Floating View are available.
Common Tools
- Marquee, Lasso, Magic Wand, Shape, Text, Move, Zoom, Rotate, Hand and Syringe tools are available.
Tools for Normal Layer
- Pencil, Air Brush, Brush, WaterColor, Marker, Smudge, BinaryPen, SelectionPen, SelectionEraser, Bucket and Gradation tools are available.
Tools for Linework Layer
- Pen, Curve, Line, Eraser, EditPath, EditPressure, ChangeColor and ChangeWeight tools are available.
Ruler
- StraightRuler and EllipseRuler are available.
Perspective Ruler
- PerspectiveRuler and PerspectiveGrid are available.
- Perspective rulers are created as layer objects.
- Supported 1 to 3 vanishing points.
- Maximum canvas size up to 100000x100000px(64bit version) or 10000x10000px(32bit version).
- Supported file format:
Load and save: SAI2(The private format of Ver.2) / PSD / PSB / BMP / JPEG / PNG / TGA
Load only: SAI(Ver.1 format)
*) Load and save features are locked by software user license.
Layer
- Maximum number of layers up to 8190.
- Supported layer types: Normal, Folder, Linework, Shape, Text
- Supported layer properties:
BlendingMode, Opacity, Protections, ClippingGroup, MovingGroup,
PaintingEffect, PaperTexture, Visibility, LayerName.
- Supported multiple selection and operation for layer items.
- Supported Layer mask.
Selection
- Possible operations are Select, Invert, Deselect, Cut, Copy, Paste and Move pixels as floating.
View
- Possible operations are Pan, Zoom, Rotation and Horizontal flip.
- Alternative View and Floating View are available.
Common Tools
- Marquee, Lasso, Magic Wand, Shape, Text, Move, Zoom, Rotate, Hand and Syringe tools are available.
Tools for Normal Layer
- Pencil, Air Brush, Brush, WaterColor, Marker, Smudge, BinaryPen, SelectionPen, SelectionEraser, Bucket and Gradation tools are available.
Tools for Linework Layer
- Pen, Curve, Line, Eraser, EditPath, EditPressure, ChangeColor and ChangeWeight tools are available.
Ruler
- StraightRuler and EllipseRuler are available.
Perspective Ruler
- PerspectiveRuler and PerspectiveGrid are available.
- Perspective rulers are created as layer objects.
- Supported 1 to 3 vanishing points.