You can find the achievements, secrets and hidden mechanics in Winter Memories in the lists and detailed information in this guide.
Table of Contents
All Achievements and Secrets
This guide provides a comprehensive breakdown of all unlockable achievements, hidden skills, and secret features in Winter Memories. Each section details requirements, rewards, and optimal strategies to help you complete the game’s progression in the most efficient way possible.
Winter Memories Achievements
The following list outlines the requirements for unlocking each achievement in sequential order (from the first to the twelfth). These tasks range from in-game interactions to minigame completions.
| Achievement | Description |
|---|---|
Start Pixel Sex 10 times  | Initiate Pixel Sex a total of 10 times. |
Cover a Room in Coom 10 times  | While performing Pixel Sex in a room, ejaculate 8 times in one session for it to count toward the total. |
Attack Sleeping Girls 50 times  | Only applies to members of the Ichinose family. Fastest method is to repeatedly click between the mouth and chest. |
Clean Rooms 20 times  | Cleaning progress counts even if the room is not dirty. |
Take 50 Photos  | Take 50 pictures. |
Have the Toy Camera  | Own the toy camera. |
Play Every Minigame  | Complete all minigames: Dishes, Math Drills, Menko, Fishing, Cooking, Part-Time Waiter, Ring Toss, Targets, Calligraphy, and Pull-Up Machine. |
Change Every Girl’s Status  | Use Lewd, Service, or Perversion positions until each heroine changes from Normal to Horny. Approx. 100 Stamina per heroine; ejaculate after ~30 Stamina, repeat three times. Mood change may occur instantly or the next in-game hour. |
Beat the Final Boss in Menko  | Defeat the Menko boss during the Akari Route. |
Collect Every Girl’s Panties  | Search each heroine’s dresser for all three panties or win them in Menko after completing their route. |
Ejaculate 30 Times During Pixel Sex  | Ejaculate a total of 30 times in Pixel Sex sessions. |
Romance Every Girl  | Successfully complete the romance route for every heroine. |
Winter Memories Secrets
This section covers optional discoveries, secret NPCs, and unlockable shop features that enhance gameplay.
- Shrine Offering Box – Donations and Rewards:
| Donation Amount | Reward |
|---|---|
| ¥1,000 | Hint for one of the 11 Achievements |
| ¥5,000 | Unlock Lady Luck’s Favor (70 SP) – Grants the Blessed Boy buff daily via Omikuji. Must be activated in the Diary. |
| ¥10,000 | Unlock Time Travel (100 SP) – Warps to World 01-01. Only usable once per run. |
| ¥20,000 | Adds a Big Red Button in the Living Room (Recollection Mode only) |
| 5 Items | Unlocks Kiss skill |
| Sparkling Box | +8 Affection to all heroines (useful when interactions are blocked by location/time) |
- Refrigerators
Loot refrigerators to obtain items. This applies not only to the family fridge but also to fridges in other heroines’ homes. - Wild Greens Man
A returning NPC from Summer Memories, located in Apartment 202. Sells items at dusk. - Secret Shop
Located in Apartment 102, accessible only at Late Night. Stocks any prizes missed from the Shrine Stalls. - Candy Store Gacha
After collecting all heroine panties, as well as defeating Uncle and Mentai-kun in Menko to obtain theirs, visit the Candy Store. Use the Gacha Machines—be prepared to spend around ¥20,000.
