To learn Atarashii Gakko - Pineapple Kryptonite chords, these are the chords to practise in sequence: Bb, Db, Fm, Ab and Fm. A good strategy is to initiate at 69 BPM and then accelerate to the track's regular speed of 139 BPM. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: Ab Major.