I used to buy Halal meat, spices, pickles in these stores…. (E from Indonesia)

1. Watan Halal Shop, The website is http://watan.pepper.jp/ (Pakistani Shop)
2. Warung Jawa, Sapporo shi kitaku kita 14 nishi 3 ZEUS building B1 (Indonesian Shop)
3.Kedai Kita, Kita 14 Nishi 3 Sapporo-shi, Hokkaido 001-0014

Well, some stores like Jupiter and Kaldi also provide Halal noodles, spices, sauces, flour, tea.