Iwatsuka

Vol. 3: Happy Turn vs Ajishirabe | Unlocking the “Secret of Deliciousness” and “Satisfaction” through Scientific Ingredient Analysis

Why is Happy Turn so addictive? This final volume explores the "Science" behind these savory snacks. From the strategic combination of different sugars and the distinct difference in satisfaction between the two brands, to the psychological tricks of the candy wrapper—a National Cooking License holder analyzes the secrets of that unstoppable appetite!

2026.03.13

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Vol. 2: Happy Turn vs Ajishirabe | The Ultimate Umami Powder Showdown!

A thorough comparison of the deliciousness of both snacks! I’ll report in detail on the differences in umami powder and texture that I only discovered by eating them side-by-side. Please enjoy my obsessive analysis, where I even went as far as using cellophane tape to get the job done!

2026.03.11

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Vol. 1: Happy Turn vs Ajishirabe | Decoding the Hidden Branding

What is the difference between Happy Turn and Ajishirabe? In this first part of a 3-part series, I explore the deep roots, naming origins, and secret branding strategies—including a analysis of a certain "chunky knit"!

2026.03.08

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Ajishirabe Review: The Rival to Happy Turn’s “Magic Powder” Is Here!

If you love Happy Turn, you are guaranteed to fall in love with this one too! With its light, crispy texture and addictive sweet-and-salty soy sauce powder, Ajishirabe is the rival to Happy Turn that every snack lover needs to know. Don't ask questions—just give it a try!

2026.03.03

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