Will Stetson

Pop is a broad, hook-driven style of popular music designed for wide appeal. It emphasizes memorable melodies, concise song structures, polished vocals, and production intended for radio, charts, and mass media. While pop continually absorbs elements from other styles, its core remains singable choruses, accessible harmonies, and rhythmic clarity. Typical forms include verse–pre-chorus–chorus, frequent use of bridges and middle-eights, and ear-catching intros and outros. Pop is not defined by a single instrumentation. It flexibly incorporates acoustic and electric instruments, drum machines, synthesizers, and increasingly digital production techniques, always in service of the song and the hook.

Jazz is an improvisation-centered music tradition that emerged from African American communities in the early 20th century. It blends blues feeling, ragtime syncopation, European harmonic practice, and brass band instrumentation into a flexible, conversational art. Defining features include swing rhythm (a triplet-based pulse), call-and-response phrasing, blue notes, and extended harmonies built on 7ths, 9ths, 11ths, and 13ths. Jazz is as much a way of making music—spontaneous interaction, variation, and personal sound—as it is a set of forms and tunes. Across its history, jazz has continually hybridized, from New Orleans ensembles and big-band swing to bebop, cool and hard bop, modal and free jazz, fusion, and contemporary cross-genre experiments. Its influence permeates global popular and art music.

Kawaii EDM appears on Every Noise at Once, a map of genres Spotify identified, and in The Sounds of Spotify’s playlist “The Sound of Kawaii EDM”; little is written about it. The music tends to be bright, energetic electronic dance music, built from punchy kicks, crisp snares or claps, synth bass and vivid lead melodies. Some tracks drive forward on four-on-the-floor beats, while others use fast breakbeats or syncopated half-time grooves. Piano chords and arpeggios sit alongside shimmering, layered synths; builds often use snare rolls and noise sweeps. The production is typically loud and polished, with synths and bass pumping against the kick drum. Vocals range from high-register Japanese singing to chopped, pitch-shifted phrases used as rhythmic and melodic textures; some tracks are instrumental. The mood is often euphoric and playful, with catchy melodies and fast or very fast rhythms. Its artists are also associated with future bass, with its woozy synths, melodic chords and syncopated percussion, and happy hardcore, with its uplifting piano and fast dance beats. The playlist spans those styles and electronic pop, rather than keeping to one drum pattern or speed. Titles appear in both Japanese and English, and the releases listed range from 2013 to 2024.