星级
技能（引擎各技能星级 · 主导度）
物件密度
本组全部难度
谱面信息
关于两个星级
官方 SR 来自 osu!（API、osu!lazer 曲库或标杆清单）。引擎 SR 是 proj7k 的固有难度引擎按 Jinjin 7K 段位标定的星级，与官方 SR 不是同一把尺子；段位是引擎 SR 最接近的段位。
V.A - 7777's 7key practice pack 21（谱师 7777，Graveyard）的 osu!mania 7K 谱面，15 个难度，官方星级 6.08–9.00★，引擎星级 7.19–9.63★，段位 10th、9th、Gamma、Azimuth。
| 难度 | 官方 | 引擎 | 段位 | 谱师 |
|---|---|---|---|---|
| kis-kis - vesna [Delay] | 6.08★ | 7.66★ | 10th | 7777 |
| Tokyo Jihen - Sounan [Delay] | 6.15★ | 7.19★ | 9th | 7777 |
| sana - Kotonoha Clinic [Delay] | 6.29★ | 7.63★ | 10th | 7777 |
| Park Mi Kyung - Warning of the Eve [Delay] | 6.36★ | 7.88★ | 10th | 7777 |
| Daphne & Celeste - U.G.L.Y. [U ain't got no alibi] | 6.49★ | 7.79★ | 10th | 7777 |
| Bambee - Bumble Bee [BBB] | 6.85★ | 7.83★ | 10th | 7777 |
| sana - babyhalo [Delay] | 7.00★ | 8.30★ | Gamma | 7777 |
| All Time Low - Time-Bomb [Delay] | 7.03★ | 8.44★ | Gamma | 7777 |
| The Pillows - Thank you, my twilight [Man] (Delay) | 7.08★ | 8.47★ | Gamma | 7777 |
| None Like Joshua - Naruto's Ninja Way [Tech] | 7.17★ | 9.31★ | Azimuth | 7777 |
| Sleeping With Sirens - Better Off Dead [Bracket] | 7.20★ | 8.42★ | Gamma | 7777 |
| Utata-P - Shiawase ni Nareru Kakushi Command ga Arurashii [Tech] | 7.39★ | 9.25★ | Azimuth | 7777 |
| Britney Spears - I Wanna Go [Jack] | 8.28★ | 8.53★ | Gamma | 7777 |
| ChouCho - Just Be Friends [Jack] | 8.41★ | 9.29★ | Azimuth | 7777 |
| imase - Night Dancer (Dazbee Cover) [ChordJack] | 9.00★ | 9.63★ | Azimuth | 7777 |