Record 12,589 Ad Complaints in Japan as Internet Formats Overtake All Others

Japan’s advertising complaints have hit an all-time high, surging by 50% to 12,589 cases in fiscal 2025, according to data released on 23 July by the Japan Advertising Review Organization (JARO). The jump surpasses even the pandemic-era peak of 11,560 complaints in 2020, with internet advertising responsible for 7,664 cases—a 70% increase that now accounts for 60% of all grievances.

Complaints about expressions—sexually suggestive, gory, frightening or just “unpleasant”—rose 80% to 6,749. Of the 1,937 complaints about sexual content, 85.5% targeted internet ads. A further 1,027 complaints addressed ad placement techniques, a category that doubled for online media. Users detailed dark patterns such as fake close buttons, ads that shift to trick taps, and overlays that block content or prevent returning to the original page.

By industry, digital ebook, video and music distribution drew the most ire (1,171 complaints, up 2.9 times), with 909 of those citing sexual imagery. Quasi-drug products (1,076 complaints) and online games (718) were next; 77% of game-ad gripes flagged grotesque violence or disturbing imagery. Every age bracket filed more complaints than last year, with the sharpest rises among those in their 30s (up 2.1 times) and 20s (up 1.7 times). The gender gap also narrowed: women made up 45.3% of complainants overall and 75.9% of those objecting to sexualized ads.

Why the Digital Advertising Model Is Facing a Trust Crisis

A self-regulatory system stretched to its limit

JARO is an industry-funded body without enforcement power, relying on moral suasion. The doubling of complaints signals that its existing guidelines—and the internal review processes of platforms like Google, Meta, and domestic ad networks—are failing to keep pace with the volume and aggressiveness of programmatic advertising. The numbers effectively amount to a public vote of no confidence in the industry’s ability to police itself, and they arrive at a time when lawmakers globally are tightening digital rules.

Dark patterns move from niche concern to mainstream grievance

The 809 internet placement complaints—up from 405 last year—are especially telling. They document deliberate design tricks: close buttons that are invisible, minuscule, or actually redirect to the advertiser’s site; ads that mimic system messages like “You have a new message”; and layouts that force accidental taps as the ad shifts position. These practices erode user trust not just in the advertiser but in the host platform itself, creating an environment where ad-blocker adoption becomes a rational consumer response.

Gendered burden and the content economy

The disproportionate share of women complaining about sexualized ads (1,470 of 1,937) underscores a dimension often missing in ad-quality debates. With the largest complaint category being digital distribution of ebooks, videos and music—much of it linked to manga, anime and mobile games—the numbers suggest that edgy or deliberately suggestive creative has crossed from genre marketing into pervasive nuisance. For platforms that derive substantial revenue from this segment, the reputational and regulatory risk is now concrete and measurable.

How Platforms, Advertisers and Consumers Should Respond to the Complaint Wave

For ad-tech platforms and networks

  • Audit UI patterns flagged in the 809 placement complaints: fake close buttons, tiny or hidden dismissal icons, and shifting ad positions that trick taps. These are increasingly likely to become legal liabilities under consumer protection law.
  • Review the content-moderation pipeline for digital distribution inventory, where 909 of 1,171 complaints cited sexual imagery. A tighter age-gating and category labeling system could reduce complaints while preserving revenue.

For advertisers and agencies

  • The 737 complaints about animated medical illustrations and flashing GIFs in quasi-drug ads show that even non-sexual content can trigger backlash when it feels intrusive. Test ads for sensory overload before scaling programmatically.
  • Treat consumer complaints data as a leading indicator of regulatory appetite: Japan’s Consumer Affairs Agency has historically acted when JARO figures spike.

For consumers

  • Report aggressive ads directly through JARO’s online form or the platform’s own reporting tool. The sharp rise in complaints from women (up 75% in sexual content cases) suggests many users are still unaware of these channels.
  • Where dark patterns make a page unusable, screenshot the behavior; these records help regulators and platform trust-and-safety teams identify repeat offenders.

Risk & Opportunity Assessment

Commercial RiskMediumA perception that internet ads are intrusive or deceptive can depress engagement and conversion rates, particularly in sectors like digital content where the complaint ratio is highest.
Competitive RiskMediumPlatforms that fail to address dark patterns risk losing users to rivals or to ad-blocked environments; Google and Meta face domestic competitors that could market themselves as ‘cleaner’ alternatives.
Regulatory RiskHighJARO’s record data gives the Consumer Affairs Agency a concrete empirical basis to propose stricter online advertising rules, possibly mirroring EU-style dark pattern bans.
Reputation RiskHigh75% of sexual-content complaints come from women, creating acute brand-safety concerns for platforms whose ad inventory appears alongside harassing or objectifying creative.
Technology DisruptionMediumAd-blocker and AI-driven content filtering are likely to accelerate as a user response, potentially reshaping the programmatic ecosystem if Japan’s platforms do not self‑correct.
Commercial OpportunityMediumA market exists for ad-verification tools and for platforms that can credibly offer a ‘high-integrity’ ad environment, especially if regulation levels the playing field.