Donate For Free project

I'm trying to release my apps and technologies to the public for free by the funds gained from donations from you. I accept donations by these ways. If you think that my apps and articles are useful, please give me your support for stable activities.

Support from Pixiv fan community service. Please refer to Creator's page for details.

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Please give me items from my wish list at Amazon.co.jp, or send a code of any amount of Amazon.co.jp gift cerd.