Wacky Irzu 5 is a bold, wide, low contrast, italic, normal x-height font.
Keywords: posters, headlines, stickers, packaging, social graphics, playful, retro, casual, cartoonish, handmade, instant emphasis, visual novelty, playful display, hand-drawn feel, underlined, bouncy, chunky, rounded, slanted.
A chunky, slanted display face with rounded terminals and a bouncy, marker-like stroke. Letterforms are loosely constructed with uneven curves and soft corners, giving an intentionally irregular rhythm across the alphabet. A defining feature is the built-in underline beneath each character, set as a heavy, slightly rounded bar that reads like a continuous baseline accent when text is set in lines. Counters are generally open and simplified, and the overall silhouette favors broad, sweeping curves over crisp geometry.
Best suited to short, high-impact text such as posters, headlines, product packaging callouts, stickers, and social media graphics where its built-in underline can act as a natural highlight. It can also work for playful branding or event titles, but is less appropriate for long reading due to its strong decorative baseline.
The font projects a playful, wacky energy with a retro sign-painter feel. Its persistent underlining and lively slant make it read as informal, attention-seeking, and a bit tongue-in-cheek—more about personality than typographic restraint.
Likely designed as a characterful display font that doubles as its own emphasis system: every glyph arrives pre-underlined to create instant highlight and motion. The irregular, rounded construction suggests an aim for a friendly, handmade look that stands out quickly in casual, entertainment-oriented contexts.
The underline element is visually dominant and will strongly affect spacing and line stacking, especially in multi-line settings where the bars create strong horizontal bands. The character set shown maintains a consistent gimmick, but the letterform irregularities give it a handmade, one-off charm rather than strict uniformity.