A roundup of commercials featuring Masami Nagasawa. Introducing them all at once, both old and new!
Masami Nagasawa consistently ranks near the top of favorite-actress lists and enjoys strong support from a wide range of people, regardless of age or gender.
Her popularity stems from her impressive acting skills—covering everything from serious roles to ones full of humor—and her approachable, charming personality.
In this article, we’ll showcase all the commercials she has appeared in so far.
We’ll also introduce her latest commercials, so whether you’re a longtime fan or someone just discovering her appeal, be sure to check it out.
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A compilation of commercials featuring Masami Nagasawa. A comprehensive showcase, past and present! (21–30)
Asahi Soft Drinks CALPIS Light Blue “Light Sweetness” VersionMasami Nagasawa, Chris Hart

This is a commercial highlighting the taste of Calpis Light Blue, which contains no sugar.
Masami Nagasawa appears while singing a parody of Ayumi Ishida’s signature 1968 hit “Blue Light Yokohama,” showing a surprised expression at its light flavor and the fact that it doesn’t use sugar.
When Nagasawa says, “Wait, there’s no sugar in this?” Chris Hart appears and replies, “That’s right.” It turns out the parody song we’d been hearing was actually sung by Chris Hart.
Many viewers were likely captivated by his mellow, deeply sensual voice.
Asahi Soft Drinks CALPIS: The Lactobacillus W That Delivers Strength — ‘A Good Smile Comes from Good Sleep’ EditionMasami Nagasawa

In this commercial, Masami Nagasawa says, “Good sleep is essential for living better every day,” and introduces Calpis ‘Reach-Your-Core’ Double Lactic Acid Bacteria.
The footage shows Nagasawa spending time with a female colleague, both smiling.
Combined with the calm narration and background music, the ad’s message comes across very directly.
Asahi Soft Drinks Calpis Water “Gaze (July 7 Tanabata is the birthday of ‘Calpis’)” versionMasami Nagasawa

Titled “Gaze,” this commercial centers on a warm look from a mother to her child.
Masami Nagasawa plays the mother, and a young girl plays the child who makes Calpis for her.
Watching her, Nagasawa says she feels both happy and a little lonely.
The heartwarming CM features Aimyon’s song “Lucky Color” as the BGM—a gentle, mid-tempo track that is a cute, upbeat depiction of straightforward feelings of love.
NTT East Japan Leave it to N! “Let’s Gather Customers!” version / “We Won’t Lose to Computer Viruses!” versionMasami Nagasawa


Masami Nagasawa captivates in the commercial with a comedic flair reminiscent of Dako from “Confidence Man JP.” In both the “We Won’t Lose to Computer Viruses!” and “Let’s Gather Customers!” versions, she cheerfully gives lessons on computers and social media with a dazzling smile.
Her catchphrase, “Leave it to N,” feels poised to become the next buzzword!
Asahi Soft Drinks CALPIS SODA “Gulp Gulp Gulp Gulp” VersionMasami Nagasawa

On hot days, you feel like chugging something cold or getting that refreshing kick from carbonation, right? But having both at once can be tricky.
With Asahi Beverages’ CALPIS SODA®, though, its mild carbonation makes it possible.
That’s the message in the “Goku Goku Goku Goku” commercial featuring Masami Nagasawa.
In the background, THE BOOM’s ‘Kaze ni Naritai’ is performed, and the gentle tones, like those of a steelpan, are soothing.
KINCHO Mushikonazu Premium ‘A Good Summer’ VersionMasami Nagasawa, Jiro (Sissonne)

This commercial features Masami Nagasawa visiting Jiro from Sisonne at his used bookstore, where they talk about the effectiveness of Mushi-Konas Premium.
Jiro uses his body to demonstrate that its protection covers a wide area with a one-meter radius.
Masami responds that it seems great not only for home use but also for camping.
They agree that using Mushi-Konas Premium will help make this summer a good one, and their slightly giddy demeanor suggests just how effective Mushi-Konas Premium really is.
KINCHO Mushikonazu Premium ‘I didn’t hear that’Masami Nagasawa, Jiro (Sissonne)

At a secondhand bookstore run by Jiro from Sisonne, Masami Nagasawa notices an unfamiliar Mushikonazu insect repellent hanging at the storefront.
When she asks Jiro what it is, he replies that it’s the new Mushikonazu Premium.
But since she didn’t know it existed, she presses him, saying, “No one told me? How come I didn’t know?” It’s a commercial that leaves a strong impression thanks to Nagasawa’s natural Kansai dialect and the force of her delivery.


