Heck with it, I dumped the full list of items so you can better use the item add command.
0 = Orange Fruit
1 = Meat
2 = Spirit Light
3 = Holiday Lingerie
4 = Yellow Dandelion
5 = Blue Orchid
6 = Violet Chrysanthemum
7 = Pink Flower Lei
8 = Backpack
9 = Blue Flower Lei
10 = Pink Orchid
11 = Blue Underwear
12 = Red Underwear
13 = White Underwear
14 = Pink Panties
15 = Blue Panties
16 = Wooden Butt Plug
17 = Fish
18 = Fishing Rod
19 = Pink Underwear
20 = Red Panties
21 = White Panties
22 = Purple Feather
23 = Ku's Feather
24 = Improved Backpack
25 = Heart Pendant
26 = Female Sabil Tribal Outfit
27 = Pink Thigh Highs
28 = Mushroom
29 = Pikajota Mushroom
30 = Pink Shirt
31 = Spirit Stone
32 = Spirit Stone - Vision
33 = Orange Berry
34 = Purple Berry
35 = Strapon
36 = Rope
37 = Gold Earring
38 = Spirit Stone - Protect
39 = Cookie
40 = Blue Shirt
41 = Black Shirt
42 = Black Underwear
43 = Black Panties
44 = Blue Thigh Highs
45 = Red Cloth Top
46 = Cauldron
47 = Orange-glazed Mushrooms
48 = Orange-glazed Pikajota Mushrooms
49 = Finlok's Scarf
50 = Moki Glasses
51 = Male Sabil Tribal Outfit
52 = Potato
53 = Baked Potato
54 = Steak and Potato
55 = Potato Stew
56 = Pikajota Potato Stew
57 = Marshclam Soup
58 = Pikajota Marshclam Soup
59 = Orange-glazed Salmon
60 = Orange Sorbet
61 = Mushroom Skew
62 = Pikajota Mushroom Skew
63 = Berry Crumble
Edit: Saw someone else did this below. I will say I ripped this straight from the game while it was running so it's not subject to human error, but it looks like they got everything right.