はじめるセカイの理想論 -goodbye world index
| App ID | 3419810 |
| App Type | Game |
| Developer | Whirlpool |
| Publisher | TamaMako gaming, Sekai Project |
| Supported Systems | Windows |
| Technologies | YU-RIS Engine |
| Last Changenumber | 31321240 |
| Last Record Update | 26 September 2025 – 05:37:52 UTC ( |
| Release Date | 5 September 2025 – 01:46:56 UTC ( |
Steam price history
Current Price
$19.99
Lowest Recorded Price
$17.99 at -10%
5 September 2025
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar |
$19.99 | $19.99 | $17.99 | $17.99 at -10% | |
 South Asia - USD |
$8.19 | $8.19 | -59.03% | $7.37 | $7.37 at -10% |
 Russian Ruble |
710 ₽ | $8.47 | -57.59% | $7.63 | 639 ₽ at -10% |
 Kazakhstani Tenge |
5200₸ | $9.57 | -52.10% | $8.61 | 4680₸ at -10% |
 Vietnamese Dong |
260000₫ | $9.84 | -50.74% | $8.86 | 234000₫ at -10% |
 Indian Rupee |
₹ 880 | $9.92 | -50.36% | $8.93 | ₹ 792 at -10% |
 Indonesian Rupiah |
Rp 165999 | $9.95 | -50.21% | $8.95 | Rp 149399 at -10% |
 Ukrainian Hryvnia |
415₴ | $10.04 | -49.75% | $9.02 | 373₴ at -10% |
 CIS - U.S. Dollar |
$10.49 | $10.49 | -47.52% | $9.44 | $9.44 at -10% |
 LATAM - U.S. Dollar |
$10.49 | $10.49 | -47.52% | $9.44 | $9.44 at -10% |
 MENA - U.S. Dollar |
$10.49 | $10.49 | -47.52% | $9.44 | $9.44 at -10% |
 Philippine Peso |
₱615.00 | $10.57 | -47.10% | $9.51 | ₱553.50 at -10% |
 South African Rand |
R 185.00 | $10.67 | -46.62% | $9.60 | R 166.50 at -10% |
 Taiwan Dollar |
NT$ 328 | $10.76 | -46.13% | $9.68 | NT$ 295 at -10% |
 Saudi Riyal |
40.95 SR | $10.91 | -45.38% | $9.82 | 36.85 SR at -10% |
 Chilean Peso |
CLP$ 10500 | $10.92 | -45.34% | $9.83 | CLP$ 9450 at -10% |
 Kuwaiti Dinar |
3.35 KD | $10.96 | -45.17% | $9.84 | 3.01 KD at -10% |
 Chinese Yuan |
¥ 79 | $11.07 | -44.60% | $9.96 | ¥ 71.10 at -10% |
 Brazilian Real |
R$ 59,99 | $11.22 | -43.84% | $10.10 | R$ 53,99 at -10% |
 Malaysian Ringgit |
RM49.00 | $11.60 | -41.93% | $10.44 | RM44.10 at -10% |
 Qatari Riyal |
43.99 QR | $12.07 | -39.59% | $10.86 | 39.59 QR at -10% |
 Colombian Peso |
COL$ 47500 | $12.19 | -38.98% | $10.97 | COL$ 42750 at -10% |
 Peruvian Sol |
S/.43.00 | $12.31 | -38.40% | $11.08 | S/.38.70 at -10% |
 Thai Baht |
฿400.00 | $12.36 | -38.16% | $11.12 | ฿360.00 at -10% |
 Mexican Peso |
Mex$ 227.99 | $12.41 | -37.89% | $11.17 | Mex$ 205.19 at -10% |
 Singapore Dollar |
S$18.50 | $14.31 | -28.40% | $12.88 | S$16.65 at -10% |
 U.A.E. Dirham |
53.00 AED | $14.43 | -27.81% | $12.98 | 47.70 AED at -10% |
 Uruguayan Peso |
$U595 | $14.92 | -25.35% | $13.41 | $U535 at -10% |
 South Korean Won |
₩ 21500 | $15.25 | -23.70% | $13.72 | ₩ 19350 at -10% |
 Hong Kong Dollar |
HK$ 125.00 | $16.06 | -19.61% | $14.46 | HK$ 112.50 at -10% |
 New Zealand Dollar |
NZ$ 28.99 | $16.73 | -16.27% | $15.06 | NZ$ 26.09 at -10% |
 Costa Rican Colon |
₡8500 | $16.88 | -15.52% | $15.19 | ₡7650 at -10% |
 Canadian Dollar |
CDN$ 25.99 | $18.63 | -6.76% | $16.77 | CDN$ 23.39 at -10% |
 Australian Dollar |
A$ 29.50 | $19.29 | -3.49% | $17.36 | A$ 26.55 at -10% |
 Israeli New Shekel |
₪73.95 | $22.02 | +10.18% | $19.82 | ₪66.55 at -10% |
 Norwegian Krone |
220,00 kr | $22.05 | +10.31% | $19.84 | 198,00 kr at -10% |
 British Pound |
£16.75 | $22.44 | +12.30% | $20.19 | £15.07 at -10% |
 Euro |
19,50€ | $22.81 | +14.16% | $20.53 | 17,55€ at -10% |
 Polish Zloty |
91,99zł | $25.23 | +26.22% | $22.70 | 82,79zł at -10% |
 Swiss Franc |
CHF 21.99 | $27.55 | +37.85% | $24.79 | CHF 19.79 at -10% |
 Japanese Yen |
¥ 4999 | $33.39 | +67.07% | $30.05 | ¥ 4499 at -10% |
Valve suggested prices are shown on package pages.
Price history
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Additional Information
| Developer | Whirlpool | |||||||||||||||||||
| ReleaseState | released | |||||||||||||||||||
| Publisher | TamaMako gaming | |||||||||||||||||||
| Store Release Date | 5 September 2025 – 01:46:59 UTC ( |
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| osarch | empty string | |||||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||||
| Social Media | https://space.bilibili.com/3546560407275783 https://x.com/sekaiproject |
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| Primary Genre | Casual (4) | |||||||||||||||||||
| Store Genres | Action (1), Adventure (25), Casual (4), Indie (23), RPG (3) | |||||||||||||||||||
| Steam Release Date | 5 September 2025 – 01:46:56 UTC ( |
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| Store Asset Modification Time | 29 July 2025 – 10:31:21 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||||
| name_localized |
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| review_score | 8 | |||||||||||||||||||
| review_percentage | 91 | |||||||||||||||||||
| Detected Technologies (?) | YU-RIS Engine | |||||||||||||||||||
| Content Descriptors | Some Nudity or Sexual Content (1), General Mature Content (5) | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 20 December 2024 – 17:17:58 UTC ( |
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| Content Descriptors (Including DLC) | Some Nudity or Sexual Content (1), General Mature Content (5) | |||||||||||||||||||
Supported Languages
| 2 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| Japanese | Yes | Yes | Yes |
| Simplified Chinese | Yes | Yes |
