How Shogakukan's Pseudonym Plot Unravelled
You’ve queued patiently at your local for a pint, only to discover the landlord pulling pints is actually a chap who’s been barred from every pub in the Home Counties using a fake beard and a borrowed flat cap. You’d feel a bit miffed, wouldn’t you?
Now imagine that landlord had been convicted of harming children, and the brewery not only knew—they’d carefully reinstated him under an alias and asked you to design the bar’s new wallpaper. That’s roughly where Eri Tsuruyoshi found herself when Shogakukan’s little arrangement with Shoichi Yamamoto came crashing into daylight.
The Teacup Strategy
The publisher thought they could extinguish the bonfire with a teacup. Cancel Joujin Kamen, issue a statement so bland it could’ve been written by an algorithm having an off-day, and bob’s your uncle.
Instead, they triggered a Black Swan event—a complete blindsiding they never saw lurking behind the drawing board.
On the , their own creators downed stylus pens. Artists with active serials on Shogakukan’s ONE Manga app effectively went on strike, refusing to upload fresh chapters until someone in a mahogany office took genuine accountability for cosying up to a convicted child abuser.
Trust Is Not Renewable
It seems Shogakukan genuinely believed that “trust” was a renewable resource they could deplete indefinitely and top up later with a mediocre press release.
They discovered it’s rather more like a cricket tea: once you’ve tipped the sandwiches into the pond, you’re not getting them back.
The second statement—tighter, more contrite—admitted they’d “betrayed trust” and actually named Tsuruyoshi in a direct apology. Promises emerged of: An external investigative committee ferreting out which editors approved this sordid cover-up. Legal advisors to examine the alleged attempt to grease palms and silence the victim
The Industry Steps In
Here’s where the emotional undercurrent gets murky. The Japan Mangaka Association—usually about as vocal as a Trappist monk at Wimbledon—stepped into the fray debate.
They labelled the scandal “a problem affecting confidence in the entire manga industry”, demanding transparency that puts the victim’s dignity ahead of profit margins.
It’s not merely about one publisher’s HR catastrophe; it’s about creators now lying awake wondering if their contracts are being handled by people who view safeguarding as an optional extra, like heated seats on a second-hand Corsa.
What Now?
Shogakukan’s current strategy appears to be tactical embarrassment followed by institutional grovelling, but the artists aren’t buying it. They want evidence that human rights aren’t just a bullet point discovered yesterday during a frantic Google search.
- How does an organisation demonstrate it’s actually listening rather than simply waiting for the internet’s goldfish memory to kick in?
- What would need to change for the victim’s wellbeing to genuinely become the north star guiding every decision from here?
- And perhaps most uncomfortably—how many other pseudonyms are currently sitting in editorial meetings, their histories locked in filing cabinets that nobody’s bothered to jimmy open?




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