Revolutionizing Body Shape: 'Kasha Training' Book Launch Set for 2026

Transform Your Body with 'Kasha Training'

In an era where many women struggle with their body shapes, the common issues such as having a protruding belly or a broad shoulder despite weight loss can often stem not from excess fat but from posture and breathing habits. This underscores a new fitness paradigm proposed by personal trainer Tomoyuki Hagiwara in his groundbreaking book, 'Kasha Training'. Set to be released on February 25, 2026, by Asuka Publishing, this book encapsulates Hagiwara's unique method that has captured the attention of over 160,000 viewers on his premium content platform, note.

A Fresh Perspective on Dieting

Traditionally, dieting often focuses on calorie restriction and rigorous exercise. However, Hagiwara's approach flips this concept upside down by addressing the skeletal structure rather than solely concentrating on fat loss. He argues that underlying issues such as a stretched ribcage can lead to a bulkier appearance, even if the scale shows a lower number. This revelation has resonated with many modern women who desire a more elegant silhouette without resorting to intense workout regimes or sacrificing their favorite foods.

Key Features of 'Kasha Training'

1. Core Focus on Ribcage Alignment and Breathing

One of Hagiwara's fundamental teachings is that the alignment of the ribcage significantly impacts how one's body looks. He provides distinct breathing techniques that help return the ribcage to its natural position, addressing the root causes of a wider appearance and contributing to a leaner overall figure.

2. Tailored Exercise Plans for Every Body Type

The book includes a personalized diagnosis of four unique breathing types, ranging from those who tend to carry a broader upper body to others who might struggle with a protruding lower abdomen. This diagnostic method enables readers to identify their specific body type and customize their workouts accordingly, effectively providing them with the quickest route to a better figure.

3. Instructional Video Access for All Exercises

One standout feature of 'Kasha Training' is the integration of detailed instructional videos for each exercise. Readers can access these videos by scanning QR codes embedded in the book, allowing them to experience professional guidance from the comfort of their homes. This interactive aspect ensures a comprehensive understanding of each exercise, making it easier to follow and implement.

Example Exercise: Ribcage Relaxation

To provide a glimpse into the book, one such exercise is dedicated to relaxing the ribcage. This movement aids in restoring natural rib placement, promoting improved posture and a slimmer appearance.

Author Profile: Tomoyuki Hagiwara

Tomoyuki Hagiwara is a seasoned personal trainer whose journey began in athletic training school. Since 2010, he has conducted over 20,000 training sessions, establishing himself as a respected expert in the field. Since becoming independent in 2017, he has operated a personal training service in Shinjuku, Tokyo, amassing a robust following of over 22,000 on social media. His premium note content, detailing skeletal-type-based strength training methods, has remarkably reached 160,000 views, establishing him as a thought leader in body transformation strategies.