高麗胡椒 is a condiment originating in Okinawa that consists of chilis immersed in awamori. I don't know how to type it, especially the long vowels. I can get neither the katakana nor the kanji spelling ...
For words like パーティー (party), I know ー is doubling the ア and イ. But for a word like センセイ (and let's assume for the sake of argument that it is regularly spelled in katakana), would it be センセイ or センセー ...