Your search for "n gauge fine manual" revealed the following:

Summer Series (Beach Accessories) Red: Kobaru Unpainted Kit N (1:150) KS-1R

Autumn Leaves Trees 3-5cm Over 60 trees : JTT Finished product Non-scale 95521

Square/flat lumber 0.3 x 1.2 x 279 mm 14 pcs : Northeastern Wood Non-scale 3003

Dead tree C1 light brown approx. 8-9cm 1piece : Kigusa BUNKO Finished product - Non-Scale KC1

Sento: Sankei Kit N(1:150) MP03-33

Bicycle : Prizer Kit HO (1:87) 17161

Dead leaves light brown : Kigusa BUNKO Material Non-scale K3

Round bar 1.2 x 609 mm 1 piece : Northeastern Wood Non-scale 485

There's a Cow~ : Icom Finished product N (1:150) MLT-4002

Ribbed paneling 3.2 x 1.6 x 76 x 279 mm, 2 pieces: Northeastern Wood, non-scale 6007

Zokutto Kuruma (5) : Kobaru Finished product N(1:150) MV-16

Nishi-Kiryu Station Type : Showa Romando Special Finished 1:150 scale

120 people seated: Prizer kit N (1:160) 79007

T-beam 4.0 x 4.0 x 558 mm, 5 pieces : Northeastern Wood, non-scale 70515

Square/flat wood 1.2 x 3.0 x 279 mm, 12 pieces : Northeastern Wood, non-scale 3033

Senba's House and Kaibara Electric Railway: Sankei Kit N(1:150) MK07-07

Gal Playing in the Sea : Kobaru Finished product N(1:150) MF-10

Passers-by, travellers and others 125 people: Prizer kit N (1:160) 79006

Stainless steel pipe, outer diameter 0.5 mm, inner diameter 0.3 mm : Sakatsu material, non-scale 4651

Stainless steel pipe, outer diameter 1.2 mm, inner diameter 1.0 mm : Sakatsu Material non-scale 4657