Your search for "koji iibuchi" revealed the following:

Castle in the Sky [Locomotive and Automobile] : Sankei Kit N(1:150) MK07-12

[Model] Bicycle Note:Kobaru Equivalent : Sakatsuo Unassembled Kit N(1:150) 3831

Self-propelled miniature train with built-in battery Pole specification: Yoshiaki Ishikawa, complete painted N (1:150)

Miniature Hina-Decoration: O-nire-sama and Ohinasama, 5-decker decoration B In-frame : Nobuko Kameda Pre-painted Non-scale

Castle Laputa : Sankei Kit N(1:150) MK07-33

ArtTree Broad-leaved Tree Umbrella Type WM-1 (Height: 5cm, 1 piece) Summer (MG) : JYOKEI-KOBO Painted Non-scale 1108

Sugisawa 2-line Locomotive Depot II : Baioudou HO(1:87) Pre-colored Kit ST-027-87C

Miniatures made with Clay: Harvestable Small Vegetable Garden 5 - Matsutake Mushroom: 1:6 scale kit by Nihon Vogue Co.

Sakatsu Dolls Series Manabe Collection - Drinking At Night (with Zabuton) : Sakatsu Painted Complete HO(1:87) 7522

Irimoya style townhouse : Sankei Kit HO(1:87) MK05-03

Miniatureplanet Donkey : EIKOH non-scale 72253

Fine Leaf Ivy type (small) [Ugly colour] Approx. 420 pieces : Sakatsuu Material Non-scale 3503

Self-propelled mini mini train with built-in battery : Yoshiaki Ishikawa Finished product N (1:150)

Self-propelled miniature train with built-in battery : Yoshiaki Ishikawa Finished product N (1:150)

Figure 8 Rail for Mini Mini Train : Yoshiaki Ishikawa Railway Track 9mm Gauge N(1:150)

Arrietty the Borrower [Arrietty's House] : Sankei Kit 1:48 MK07-13

Kururi A4 size rail : Ishikawa Yoshiaki Railroad Track 9mm gauge N (1:150)

Athlete Doll Short Distance Running Crouch Start A: Sakatsu 3D Print Finished Product HO(1:87) 201

Goodwill set C : Classic Story unpainted kit HO (1:87) PAA-0030

Battery-Powered Self-Propelled Miniature Train : Yoshiaki Ishikawa Finished product N (1:150)