Guppy

Vocaloid is a music genre and production culture centered on songs performed by synthesized singing voices, most famously the virtual singer Hatsune Miku. Producers compose and arrange tracks, then program lyrics and melodies into voicebanks to create lead vocals that sound like human singers. While the repertoire spans many styles, Vocaloid is strongly associated with Japanese pop, rock, and electronic dance music aesthetics. Songs are often released online with striking illustrated artwork and animated "PV" videos, and they are disseminated through platforms such as Nico Nico Douga and YouTube by independent creators and labels. The genre’s hallmark is the combination of catchy, hyper-bright melodies, energetic rhythm sections, and expressive vocal programming (tuning) that leverages timbral artifacts unique to synthesized voices. A vibrant fan community drives remixes, covers, live concerts with virtual avatars, and continual evolution of stylistic norms.

Akishibu-kei is a Japanese pop-oriented trend in anime-related music that blends the chic, retro-pop collage of Shibuya-kei with Akiba-kei’s otaku-centric sensibilities. Typically, it marries breezy bossa/jazz-inflected harmonies, cut-and-paste sampling, and French-pop nostalgia with bright, idol-like vocals and anime tie-in songwriting. The result is an approachable, stylish sound that feels both metropolitan and fandom-focused—equally at home in a Shibuya boutique and an Akihabara record shop. While not a rigid genre, the label highlights a 2000s moment when Shibuya-kei aesthetics noticeably permeated anime openings/endings and character songs.

Shibuya-kei is a Japanese pop micro‑genre that emerged from Tokyo’s Shibuya district in the early–mid 1990s. It blends 1960s French yé‑yé, bossa nova, lounge/easy listening, baroque pop, jazz, sunshine pop, and slick city‑pop with contemporary sampling and electronic production. The style is cosmopolitan and retro‑futurist: it celebrates crate‑digging, witty pastiche, and graphic design/fashion as much as music. Songs often feature breezy melodies, airy or whispery vocals in Japanese, English, or French, and richly orchestrated arrangements that feel both nostalgic and playful.