Games like You Are My Treasure
Games like You Are My Treasure include Date Everything!, Tricolour Lovestory, OshiRabu: Waifus Over Husbandos, Chasing Tails ~A Promise in the Snow~, and Dream Daddy: A Dad Dating Simulator. We matched them by the tags players give You Are My Treasure on Steam (Female Protagonist, LGBTQ+, Pirates, Sexual Content, and Nudity): closest matches first, and among equally close ones the better-known games.

Date Everything!
Shared: LGBTQ+ · Sexual Content · Dating Sim

Tricolour Lovestory
Shared: Sexual Content · Nudity · Dating Sim

OshiRabu: Waifus Over Husbandos
Shared: Female Protagonist · LGBTQ+ · Sexual Content

Chasing Tails ~A Promise in the Snow~
Shared: Sexual Content · LGBTQ+ · Female Protagonist

Dream Daddy: A Dad Dating Simulator
Shared: LGBTQ+ · Sexual Content · Dating Sim

Dispatch
Shared: Sexual Content · Nudity · Romance

Love Ribbon
Shared: Female Protagonist · Sexual Content · LGBTQ+

Magical Girl Witch Trials
Shared: Female Protagonist · LGBTQ+ · Sexual Content

NEKOPARA Vol. 2
Shared: Sexual Content · Nudity · Anime

Love Curse: Find Your Soulmate
Shared: Female Protagonist · LGBTQ+ · Romance

NEKOPARA Vol. 1
Shared: Sexual Content · Nudity · Anime

Love Is All Around
Shared: Sexual Content · Dating Sim · Romance

Monster Prom
Shared: LGBTQ+ · Dating Sim · Sexual Content

彷徨之街 The Street of Adrift
Shared: Female Protagonist · LGBTQ+ · Sexual Content

Hatoful Boyfriend
Shared: Female Protagonist · Dating Sim · Visual Novel

Sweet Home
Shared: Female Protagonist · LGBTQ+ · Dating Sim

DATE A LIVE: Rio Reincarnation
Shared: Sexual Content · Dating Sim · Nudity

A Kiss For The Petals - Remembering How We Met
Shared: Female Protagonist · LGBTQ+ · Romance

私のリアルは充実しすぎている フルボイス版
Shared: Female Protagonist · Romance · Visual Novel

Doki Doki Literature Club Plus!
Shared: Sexual Content · Dating Sim · Anime

NEKOPARA Vol. 0
Shared: Sexual Content · Nudity · Anime

Volcano Princess
Shared: Female Protagonist · Dating Sim · Multiple Endings

Knowledge, or know Lady
Shared: Sexual Content · Dating Sim · Romance

Gaokao.Love.100Days
Shared: Dating Sim · Nudity · Romance