(C75) [Studio N.BALL (Haritama Hiroki)] Year's Eve of Ster Pics (C75) [スタジオN.BALL (針玉ヒロキ)] Year's Eve of Ster

[Studio N.BALL (Haritama Hiroki)] WHITE PRINCE! (THE IDOLM@STER)

(C81) [Studio N.BALL (Haritama Hiroki)] ManageM@ster! (THE iDOLM@STER) [English] [Belldandy100]

(C83) [Studio N.BALL (Haritama Hiroki)] IDOL M@nage!! (THE IDOLM@STER CINDERELLA GIRLS)

[Studio N.BALL (Haritama Hiroki)] Shibuya no Shibuya (THE IDOLM@STER CINDERELLA GIRLS)

[Studio N.BALL (Haritama Hiroki)] IDOL NAVIG@TOR E.L.O (THE iDOLM@STER)

(Tora Matsuri 2015) [Studio N.BALL (Haritama Hiroki)] Kotori-san wa Kudakenai (THE IDOLM@STER)

(C81) [Studio N.BALL (Haritama Hiroki)] ManageM@ster! (THE iDOLM@STER)

[Studio N.BALL (Haritama Hiroki)] IDOL NAVIG@TOR E.L.O (THE iDOLM@STER) [English] [Belldandy100]

(SC42) [Studio N.BALL (Haritama Hiroki)] delusion Girl (THE iDOLM@STER)

(C91) [Studio N.BALL (Haritama Hiroki)] Usugitanai Cinderella (THE IDOLM@STER CINDERELLA GIRLS)