Kagamine Len

Twin brother of Kagamine Rin, male voice Vocaloid

Twin brother of Kagamine Rin, a character from Crypton Future Media's virtual singer software 'VOCALOID' series. Loved as a male voice Vocaloid paired with female voice Rin, embodying the image of an energetic 14-year-old boy.

Quotes

  • Another existence reflected in the mirror.
  • Kagamine Rin's twin brother, Kagamine Len.
  • Yellow headset and tie are trademarks.

Trivia

  • Len was a surprise announcement at release.
  • Voice provided by voice actress Asami Shimoda.
  • Popular internet item is 'Road Roller'.
  • act2 update greatly improved handling.
  • Active in music scene as one of 6 Piapro Characters.
  • Kagamine Rin & Len Append includes additional libraries with enhanced emotional expression.

Alternate names

Kagamine Len Len

Tags

Vocaloid Vocalo Virtual Singer Crypton Kagamine Len Piapro Characters Twin Characters Speech Synthesis Male Vocal

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Profile

Species
Humanoid Virtual Singer
Gender
Male

Appearance

Overall appearance
14-year-old boy character with yellow short hair and emerald green eyes. Wears a white-based black-collar sailor suit-style jacket with half-sleeves and a thin yellow tie. Black shorts. White headset with a speaker on the right foot boot. Shoulders marked with the number '02' and character name.
Height
156cm
Weight
47kg
Eye color
Green
Hair color
Blond
Distinguishing features
  • Emerald green eyes
  • Yellow short hair
  • '02' marking on shoulder
  • Headset (white)
  • Speaker on right foot boot
Iconic items
  • Headset
  • Yellow tie
  • Keyboard (prop in official illustrations)
  • Speaker on boot

Personality and abilities

Core personality
Energetic
Detailed personality
Image of an energetic pubescent boy's voice. As speech synthesis software, capable of diverse expressions and utilized in various user-created works. Unique and somewhat tricky to handle, but possesses high expressive power.
Keywords
  • Energetic
  • Pubescent
  • Highly expressive
  • Twins
  • Male voice
Talents
  • High singing expressiveness
  • Compatible with diverse music genres
  • Aptitude for dance pop
  • Rock compatibility
  • Enka-style expression
Skills
  • VOCALOID voice synthesis
  • Voice quality change via various library switching
  • Pitch range adjustment
  • Fine singing voice adjustments
Motivation
To sing widely across diverse music works.
Favorite colors
Yellow

History

Backstory
Second release in Crypton Future Media's character Vocaloid series following Hatsune Miku. Originally conceptualized as twin siblings, though not explicitly stated in official settings. Released alongside female voice Kagamine Rin in December 2007, with Len as a surprise announcement. Tricky to handle initially but gained popularity due to high expressiveness. Voice provided by voice actress Asami Shimoda in a one-person dual role.
Debut date
December 27, 2007
Work title
Kagamine Rin & Len
Media type
Software

Kagamine Rin & Len act2 Update

Significant event
Kagamine Rin & Len act2 Update
Description
Updated to act2 in July 2008, made easier to handle than previous version. Reduced noise and improved singing smoothness. Compatible with both old and new libraries.

Kagamine Rin & Len Append Release

Significant event
Kagamine Rin & Len Append Release
Description
Additional library released December 27, 2010. Includes 3 additional voices expanding emotional expression.

Kagamine Rin & Len V4X Release

Significant event
Kagamine Rin & Len V4X Release
Description
VOCALOID4-compatible voice library released December 24, 2015. Includes 6 Japanese types and English version.

Piapro Characters Super Pack Announcement

Significant event
Piapro Characters Super Pack Announcement
Description
Announced August 2024, includes newly adjusted libraries from V3 to V4X.

Kagamine Rin & Len Happy 14th Birthday

Significant event
Kagamine Rin & Len Happy 14th Birthday
Description
2022 official 14th anniversary project featuring live events, books, and merchandise.

Relationships

Kagamine Rin

Sibling

Twin sibling relationship. Treated as female-male voice pair in VOCALOID series.

Hatsune Miku

Teammate

Together supporting music culture as Crypton's virtual singers.

Megurine Luka

Ally

Fellow Piapro Characters member.

Piapro Characters

Piapro Characters: unknown

Media appearances

Kagamine Rin & Len VOCALOID2

Software / Protagonist

Released December 27, 2007

Kagamine Rin & Len act2

Software / Protagonist

Released July 2008

Kagamine Rin & Len Append

Software / Protagonist

Released December 27, 2010

Kagamine Rin & Len V4X

Software / Protagonist

Released December 24, 2015

Kagamine Rin & Len Happy 14th Birthday Party 'Two You☆★'

Event / Protagonist

July 7-8, 2022

Kagamine Len Figures & Plastic Models

Merchandise / Mascot

Voice cast and creators

Asami Shimoda

Voice actor
Asami Shimoda
Language
Japanese
Version or series
All libraries
Notes
Original voice actress, one-person dual role

Crypton Future Media

Creator name
Crypton Future Media
Role
Original author

KEI

Creator name
KEI
Role
Character designer

Related goods

Nendoroid Kagamine Len

Item name
Nendoroid Kagamine Len
Category
Figure
Availability
Regular

Kagamine Len Figure

Item name
Kagamine Len Figure
Category
Figure
Availability
Regular

Trading Mini Figures

Item name
Trading Mini Figures
Category
Figure
Availability
Regular

Prize Items

Item name
Prize Items
Category
Figure
Availability
Regular

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