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

Family Enjoying Fishing Boat : Woodland - Finished product N(1:160) 2203

Stone material R-stone ballast N (0.6-0.9 mm) Local light brown: Morin material N (1:150) 432

Playground Equipment B : Sankei Kit N (1:150) MP04-24

"Model" Flag A : Kobaru Equivalent : Sakatsu Pre-printed sheet N(1:150) 3870

Market carriage, awning: Prizer kit HO(1:87) 17500

People Enjoying Horseback Riding : Woodland - Finished product N (1:160) 2159

Sign : Prizer kit HO (1:87) 17208

Square nuts and washers: Grantline unpainted parts O(1:48) 44

Work site supervisor giving instructions: Preiser, painted, 1:22.5 scale 45089

Dead leaves reddish brown : Kigusa BUNKO Material Non-scale K1

HISTORICAL FIGURE HANDBOOK : HISTRICAL FIGURE OF JAPAN (Japanese Book)

2-story house (both north and south entrances) C : Miniature Kobo Kit N (1:150) PKNS1005C1

Passer-by : Preiser - Finished product version N (1:160) 79158

People sitting : Preiser - Painted N (1:160) 79174

Hexagon bolt 0.9mm flat diameter : Sakatsu Detail up Non-scale 4495

Bag nut 0.9mm flat diameter : Sakatsu Detail Up Non-scale 4497

Robber: Kobaru Finished product N (1:150) MF-29

Flowers and plants in the garden 2cm 17 bunches : Noch material, non-scale 14050

One-story house B : Baioudou N (1:150) pre-colored kit ST-035-15C

2-story house (both north and south entrances) E : Miniature Kobo Kit N (1:150) PKNS1005E1