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Chinese artist. Formerly tagged as d.b.spark, sandro, sandro_(artist) and spark_(pixiv).
Artist name: Spark or Spark_343
Old names: D.B.Spark or Sandro
See also
- Pixiv account: http://www.pixiv.net/member.php?id=2460172
- Sina weibo miniblog: http://www.weibo.com/u/1959067607