Tsubasa -RESERVoir CHRoNiCLE- - Vol. 4 Ch. 28.5

[MangaDex]

 

[BakedBanana]

Cool calendar and even sicker illustration on page 2, but it's interesting that it's the black Mokona antagonizing Kurogane instead of the white one. Actually, the black one is male and that illustration is all men so it makes sense.