Omake 2 is a bonus that was included with volume 2 of Tokiwa Kitareri!!
Summary[]
Page 1
Illustration: Aria & Meguru
Page 2 + 3
Machina has Meguru and Aria try out his newest invention: Machina's Rubber Duck. Both girls love the cute and very useful little duck. That is until Meguru finds out that Machina built in a camera into its eyes in order for him to study human bath culture. The angry Meguru pours a bucket of water out of the window and over Machina's head.
Page 4
Illustration: Rein taking a bath