I just don't get it.
モンスターボール (Monster Ball) - Poké Ball
スーパーボール (Super Ball) - Great Ball
ハイパーボール (Hyper Ball) - Ultra Ball
マスターボール (Master Ball) - Master Ball
Potions
キズぐすり (Kizugusuri; Salve/Ointment/Potion) - Potion
いいキズぐすり (Ii Kizugusuri; Good Salve/Ointment/Potion) - Super Potion
すごいキズぐすり (Sugoi Kizugusuri; Great Salve/Ointment/Potion) - Hyper Potion
まんたんのくすり (Mantan no Kusuri; Full-Tank Salve/Ointment/Potion) - Max Potion
Fishing Rods
ボロのつりざお (Boro no Tsurizao; Shabby Fishing Rod) - Old Rod
いいつりざお (Ii Tsurizao; Good Fishing Rod) - Good Rod
すごいつりざお (Sugoi Tsurizao; Great Fishing Rod) - Super Rod
Contest ranks
ノーマルランク (Normal Rank) - Normal Rank
スーパーランク (Super Rank) - Super Rank
ハイパーランク (Hyper Rank) - Hyper Rank
マスターランク (Master Rank) - Master Rank
Regular
Super / Ii (Good)
Hyper / Sugoi (Great)
Master
I don't understand why Super and Hyper are used in English for items that didn't originally have the tiering in Japanese when they didn't use it in English for the balls in the first place.