Who is Senjuro Rengoku? (煉獄 千寿郎) – Japanese Name Meaning & Profile | Kimetsu Dictionary

Senjuro Rengoku

Character Profile & Japanese Name Analysis

Authentic Content

Written by a Japanese expert based on official fanbooks and deep cultural context.

Profile

  • Race: Human
  • Age: 12-13
  • Rank: None
  • Voice Actor: Junya Enoki

Correlation Diagram (相関図)


Senjuro Rengoku Relationship Chart

Relationships centering on Senjuro Rengoku (Click to Zoom)

Who is Senjuro Rengoku?

Kyojuro Rengoku’s younger brother. Unlike his brother, his sword never changed color, leading him to believe he has no talent. He chooses to support the Corps through research and memory.

Appearance

Similar facial features to Kyojuro but with shorter hair and a more timid expression. Wears a simple kimono.

Personality

Gentle, polite, and deeply respectful of his brother. He suffers from low self-esteem due to his father’s verbal abuse but eventually finds his own path.

Abilities & Powers (能力)

Natural talents and combat techniques beyond Breathing Styles.

Research

Studied the Rengoku family records to find clues about Sun Breathing.

Japanese Name Meaning (Kanji Breakdown)

In Demon Slayer, names often hold hidden meanings related to the character’s destiny or personality.

  • 千 (Sen): Thousand.
  • 寿 (Ju): Longevity/Blessing.
  • 郎 (Ro): Son.

Native Nuance: Son of a Thousand Blessings. A gentle name contrast to his brother’s ‘Kyojuro’ (Shining Son).

Breathing Styles & Forms (呼吸・型)

Flame Breathing (Failed)

  • None / Unknown

Cultural Context & Hidden Details

Inheritance

Senjuro represents the burden and beauty of family legacy, showing that strength comes in many forms.

Native Language Nuance

Uses ‘Boku’.

📖 Official Fanbook Data (公式ファンブック)

Details often missed in the anime:

  • Height: 153cm
  • Hobbies: Reading, Cooking
  • Favorite Food: Sweet Potatoes

🤫 Taisho Whisper (Taisho Secret)

He gave Kyojuro’s sword guard to Tanjiro.

Famous Quote

“Please… live your life with pride.”