Doyou wa Nani Suru (Saturday Morning TV)
Illustration: WhyTrend

On the morning of Saturday, May 23, 2026, the hashtag for the Kansai TV / Fuji TV variety program 'Doyou wa Nani Suru!?' (What Are You Doing on Saturday!?) trended on Japanese social media.

The main catalyst was a live studio appearance by Kaho Fujishima, a member of the major Japanese idol group Hinatazaka46. The moment that ignited the most discussion came when Yuki Yoda — a former Nogizaka46 member and regular personality on the show — was asked by host Sanri Yamato if she had any advice for Fujishima, who was visibly nervous in the center seat. Yoda replied: 'Health is the most important thing.

And don't trust the wrong people.' Fujishima responded, 'I'll carve that into my heart.' The exchange was immediately flagged by viewers as unusually loaded, with many calling it 'too meaningful' and speculating about its subtext.

The reaction quickly turned playful. A food segment earlier in the broadcast had featured Yasuko, a popular comedian, visiting a roadside station in Ibaraki Prefecture and showcasing local sweet potatoes (imo). Fans merged Yoda's quote with the sweet potato theme to create a spin-off hashtag that roughly translates to 'Don't trust the wrong sweet potato' — a pun that spread rapidly as a lighthearted meme.

A structural factor amplified all of this: the studio guest segment of the show is explicitly not available for catch-up or on-demand streaming. Hinatazaka46's official account and fan communities had been urging followers since the night before to watch live or record the broadcast. That scarcity drove concentrated real-time engagement and social sharing during the 8:30–10:25 AM window.

What to watch next: The following Saturday, May 30, will feature another live studio appearance — this time from Norio Noguchi of the idol group =LOVE, with Emiri Otani appearing via pre-recorded segment. Based on the pattern established this week, another round of real-time fan activity is expected.