Your search for "YSK" revealed the following:

Small items on the back : YSK unpainted kit N (1:150) Part 218

Post Box : YSK Unpainted Kit N (1:150) Part No. 324

Water Flow Parts - Waterfall - Straight Waterfall A : YSK Unpainted Kit - Non Scale Part 368

Park Play Equipment 2 (Train) : YSK Unpainted Kit N (1:150) Part No. 322

Water Flow Parts Bow Wave A White : YSK Unpainted Kit Non Scale Part 361

Penguin Material C (Children) : YSK Unpainted Kit 1:100 Scale Part No. 403

Switchboard (OD Olive Drab): YSK Unpainted Kit N (1:150) Part No. 320

Water Flow Parts Bow Wave B Clear : YSK Unpainted Kit Non Scale Part 364

Park Play Equipment 3 (Animal) : YSK Unpainted Kit N (1:150) Part No. 323

Freescale Memorable scenes series RPG-style "castle" : YSK Unpainted kit Non-scale Part No. 417

Incinerator (Small): YSK Unpainted Kit N (1:150) Part No. 213

Kangaroo Material: YSK Unpainted Kit N (1:150) Item No. 483

Pizza Bike (set of 2): YSK Unpainted Kit N (1:150) Part No. 284

Freescale Memorable scenes series RPG-style "3- steps stairs" : YSK Unpainted kit Non-scale Part No.433

Boar Set : YSK Unpainted Kit N (1:150) Part No. 297

Penguin Material G (small size 2) : YSK Unpainted kit HO (1:87) Part No. 407

Shipping Carrier: YSK Unpainted Kit N (1:150) Item No. 481

Fox Set: YSK Unpainted Kit N (1:150) Item No. 478

Water Flow Parts Bow Wave B White : YSK Unpainted Kit Non Scale Part 363

Rai-sama : YSK Unpainted Kit N (1:150) Part No. 310