Games like Notice Me Leena-senpai!
Games like Notice Me Leena-senpai! include Plants vs. Zombies GOTY Edition, Kingdom Rush - Tower Defense, Bloons TD 6, Kingdom Rush Origins - Tower Defense, and Plague Inc: Evolved. We matched them by the tags players give Notice Me Leena-senpai! on Steam (Action RTS, Pixel Graphics, Strategy, Tower Defense, and Casual): closest matches first, and among equally close ones the better-known games.

Plants vs. Zombies GOTY Edition
Shared: Tower Defense · Strategy · Casual

Kingdom Rush - Tower Defense
Shared: Strategy · Tower Defense · Casual

Bloons TD 6
Shared: Strategy · Tower Defense · Casual

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Tower Defense · Casual

Plague Inc: Evolved
Shared: Strategy · Casual · Zombies

Age of Darkness: Final Stand
Shared: Action RTS · Tower Defense · Strategy

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · Tower Defense · Casual

Relic Guardian - Tower Defense
Shared: Strategy · Pixel Graphics · Tower Defense

They Are Billions
Shared: Strategy · Tower Defense · Zombies

Organ Trail: Director's Cut
Shared: Strategy · Pixel Graphics · Retro

Rise to Ruins
Shared: Tower Defense · Strategy · Pixel Graphics

Dungeon of the ENDLESS™
Shared: Strategy · Pixel Graphics · Tower Defense

Plants vs. Zombies™: Replanted
Shared: Tower Defense · Casual · Retro

Dungeon Warfare
Shared: Strategy · Tower Defense · Pixel Graphics

Dungeon Defenders
Shared: Tower Defense · Strategy · Tactical

Stoneshard
Shared: Pixel Graphics · Strategy · Survival

Prime World: Defenders
Shared: Strategy · Tower Defense · Casual

Thronefall
Shared: Strategy · Tower Defense · Action RTS

Grim Nights
Shared: Strategy · Tower Defense · Survival

Rock 'N' Roll Defense
Shared: Strategy · Tower Defense · Casual

Touhou Mystia's Izakaya
Shared: Pixel Graphics · Casual · Anime

The Last Spell
Shared: Strategy · Tactical · Pixel Graphics

UFO 50
Shared: Pixel Graphics · Strategy · Retro

Super Sanctum TD
Shared: Strategy · Tower Defense · Pixel Graphics