七味唐辛子 aka seven flavour chili pepper. According to >BoingBoing’s Taste Test, this seven-ingredient Japanese spice is found at home dinner tables and yakitori restaurants and it enhances natural flavours of high quality meat and vegetables. His recipe contains ground chile pepper, black peppercorns, tangerine peel, nori, black sesame seeds, white poppy seeds (or black cannabis seeds) and minced garlic, Wikipedia has a few alternatives for ingredients. (via boingboing)