63 books • 4 series
Book #3: Side Colors, Volume 3
Book #22: Spice and Wolf, Vol. 22 (light novel)
Book #23: Spice and Wolf, Vol. 23 (light novel)
Book #5: Wolf & Parchment: New Theory Spice & Wolf, Vol. 5 (light novel)
Book #6: Wolf & Parchment: New Theory Spice & Wolf, Vol. 6 (light novel)
Book #8: Wolf & Parchment: New Theory Spice & Wolf, Vol. 8 (light novel)
Book #2: Wolf & Parchment, Vol. 2 (manga)