Recursive function

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リカーシブ・ファンクション

Song Information

リカーシブ・ファンクション's jacket.

Artist: OSTER project
Composition/Arrangement: OSTER project
Guitars: 96-chan
BPM: 145
Length: 1:49
Jacket design: XTC
First Music Game Appearance: REFLEC BEAT groovin'!!
Other Music Game Appearances:

Lyrics

None.

Song Connections / Remixes

None.

Trivia

  • リカーシブ・ファンクション is one of the Refle unlockable songs in REFLEC BEAT groovin'!!. It could be purchased from the Reflec Shop from July 8th, 2014 for 1200 Refle.
  • リカーシブ・ファンクション marks OSTER project's first original song in the REFLEC BEAT series.
  • A recursive function, in computer science or mathematics, refers to a function or procedure that "calls upon itself" repeatedly in order to solve a complicated problem, by breaking in down to similar but simpler problems.
  • リカーシブ・ファンクション's jacket is made of fractal art. According to OSTER project, she requested this to match the mathematical motif of the song.
  • リカーシブ・ファンクション can be unlocked in SOUND VOLTEX III GRAVITY WARS from August 6th, 2015 as part of the BEMANI SUMMER DIARY 2015 event.
  • After being removed from the initial release of REFLEC BEAT 悠久のリフレシア, リカーシブ・ファンクション was revived on February 23rd, 2017.
  • リカーシブ・ファンクション was added to jubeat (2021) on March 30th, 2022.
  • リカーシブ・ファンクション can be unlocked in jubeat festo from June 22nd to July 12th, 2022 as part of the Stamp Challenge unlocking system, by obtaining 13 stamps.

Song Production Information

None.

Difficulty & Notecounts

jubeat difficulty rated from 1 to 10.9 from festo onwards.
REFLEC BEAT to groovin'!! Upper difficulty rated from 1 to 10+, 1 to 13 in VOLZZA/VOLZZA 2, and 1 to 15 in 悠久のリフレシア.
SOUND VOLTEX BOOTH to III GRAVITY WARS difficulty rated from 1 to 16, and 1 to 20 from IV HEAVENLY HAVEN onwards. (Ratings and notecounts obtained from REFLEC BEAT @wiki and SOUND VOLTEX @ wiki.)

jubeat

Game Level
Basic Advanced Extreme
Notecounts 233 377 610
jubeat (2021) 4 7 9.5
jubeat festo→Present 4 7 9.5

REFLEC BEAT

Old Charts

Game Level
Basic Medium Hard Special
Notecounts 223 371 637 -
REFLEC BEAT groovin'!!→VOLZZA 2 5 8 10 -
REFLEC BEAT plus 5 8 10 -


New Charts

Game Level
Basic Medium Hard White
Hard
Notecounts 259 415 700 1029
REFLEC BEAT 悠久のリフレシア 7 10 12 15


SOUND VOLTEX

Game Level
NOVICE ADVANCED EXHAUST MAXIMUM EXCEED
Max Chain 381 796 1214 - -
Effected By ま☆ ま☆ ま☆ - -
Jacket Artists XTC XTC XTC - -
SOUND VOLTEX III 5 11 14 - -
SOUND VOLTEX IV→Present 5 11 ↑15 - -
SOUND VOLTEX III コナステ 5 11 15 - -
SOUND VOLTEX EXCEED GEAR コナステ 5 11 15 - -
BEMANI SUMMER DIARY 2015
Prologue Song In The Breeze
Daily Songs Sounds Of Summer - Sakura Mirage - ΔMAX - 虹色遊園地 - Scars of FAUNA - TWINKLING - Peragro - double thrash - Chronos
天空の華 - ヤサイマシ☆ニンニクアブラオオメ - リカーシブ・ファンクション - ドッキン☆サマーあばんちゅーる - TOXIC VIBRATION
wound - 8000000 - 惑星☆ロリポップ - 隅田川夏恋歌 - BELLS - Sakura Sunrise - パ→ピ→プ→Yeah! - citrus
少年は空を辿る - perditus†paradisus
Epilogue Songs 夏色DIARY (BisCoの思い出(>▽<) - DDR mix - GITADORA style - L.E.D.-G STYLE MIX - Summer Dazzlin' Vacation miX -
Yu-yake Style - 懐色DIEARY - 俺のjubeat編)