- 2015: Rana V4 was released.
- 2007: Piapro officially opened.
- 2012: MAYU was released.
- Upcoming anniversaries include: Macne Nana V4 on the 15th, Tone Rion on the 16th, VY1v4 on the 17th, and MAIKA on the 18th,
- 2016: Macne Nana V4 was released.
- 2011: Tone Rion was released.
- 2014: VY1v4 was released.
- 2013: MAIKA was released.
- Upcoming anniversaries include: OLIVER on the 21st, BIG AL, CUL, Yuzuki Yukari, and AVANNA on the 22nd. With Bruno and Clara on the 23rd, Merli on the 24th.
- Kagamine Rin & Len V4X and English also on the 24th, followed by the original Kagamine Rin & Len and Kagamine Rin & Len Append on the 27th. Ending with Luo Tianyi V4 on the 30th.
- 2011: OLIVER was released.
- 2009: BIG AL was released.
- 2011: CUL was released.
- 2011: Yuzuki Yukari was released.
- 2012: AVANNA was released.
- 2013: Merli was released.
- 2015: Kagamine Rin & Len V4X and Kagamine Rin & Len V4 English were released.
- 2019: Demonstrations for Hatsune Miku NT for Piapro Studio are publicized on YouTube.
- Merry Christmas from the VOCALOID Wiki!
クリスマスイヴの夜に-幸せサイド- (Christmas Eve no Yoru ni -Shiawase Side-)
|Translation||On The Night of Christmas Eve -Happy Version-|
- 2009: The Nendoroid plush dolls of Rin, Len, and KAITO were set to be released.
- 2017: Luo Tianyi V4 was released.
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