Book of the Sword
Carrie Asai
Book of the Sword
Age Rating, Reading Level & Content Guide
by Carrie Asai
The text is written at a 6th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.
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About This Book
Heaven Kogo stands frozen as the wedding hall explodes into chaos—ninja shadows dart through the smoke, and one assassin shouts that he’s her brother. Before she can react, he’s struck down, and all eyes turn to her. With secrets unraveling and danger closing in, Heaven must run—but where will the truth lead her?
Themes
Quick Assessment
This middle-grade action-adventure follows 17-year-old Heaven Kogo, who was adopted by a Japanese crime boss and faces a disrupted wedding by a mysterious assassin claiming kinship. The story explores themes of identity and family within an exciting, fast-paced plot suitable for readers ages 9-12. It contains mild peril and action sequences typical for the genre but is appropriate for its target audience.
Why we rated Book of the Sword 11ME
Book of the Sword is written at a Level 6 reading level across 218 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Book of the Sword works for readers up to grade 8.0.
We rate Book of the Sword as 11ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, physical peril — these are the dimensions parents should evaluate against their reader's tolerance.
No specific content flags were raised by community reviewers, which is consistent with the moderate intensity score.
Thematically, Book of the Sword explores action & adventure, asian american, family, and identity & self-discovery — these threads give the book room to mean different things to different readers.
Good fit for
- ✓ Children in the Ages 9-12 range — the maturity and attention span match the story's pacing.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about action & adventure, asian american, family.
Maybe not for
- ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
11ME — Moderate — EmotionalReal stakes and emotional weight. May include sustained danger, loss, or bullying.
Was our "Moderate" content intensity rating accurate for this book?
Reading Insights
Hook Factor
1/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
3/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9780606311212
- Pages
- 218
- Publisher
- Turtleback Books
- Published
- June 2003
- Type
- Fiction