New "Boku Yaba" Merchandise Features Yamada Anna in Room Wear, Muffler, and Idol Outfits — Pre-orders Open on Chara ON!

A new merchandise lineup for Boku no Kokoro no Yabai Yatsu spotlights Yamada Anna in multiple looks, including room wear, muffler, sweater, and idol outfits. Releasing September 25, 2026.

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Yamada's Cozy Home-Wear Goods Arrive for "Boku no Kokoro no Yabai Yatsu" — Yuru-T & Pajama Designs Now Available for Pre-Order

New original-illustration goods featuring Yamada Anna in casual home-wear outfits — a loose T-shirt and pajamas — are now up for pre-order at FAN+Life, shipping late September.

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