---
title: "S2-5 Episode 2 Drop Rates (JP server)"
description: "S2-5 Episode 2 drop rates on the JP server: Orirock 375.56%, Drill Battle Record 120.74%, 32-hour Strategic Ration 60.00%; 135 samples (2020-01-16 until now). Sanity cost 12. Updated 2026-10-24. Crowdsourced Arknights drop data by Penguin Statistics."
lang: en
server: JP
zone_id: "main_2"
stage_id: "sub_02-05"
as_of: 2026-10-23T18:50:13Z
time_zone: UTC+9
rows: 10
rows_total: 10
canonical: "https://penguin-stats.io/en/result/jp/stage/main_2/sub_02-05"
api: "https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=JP&stageFilter=sub_02-05&show_closed_zones=true"
license: CC BY-NC 4.0
license_url: https://creativecommons.org/licenses/by-nc/4.0/
attribution: "Data: Penguin Statistics (penguin-stats.io), CC BY-NC 4.0"
---

# S2-5 Episode 2 Drop Rates (JP server)

Server: [CN server](https://penguin-stats.io/en/result/cn/stage/main_2/sub_02-05.md) · [US server](https://penguin-stats.io/en/result/us/stage/main_2/sub_02-05.md) · **JP server** · [KR server](https://penguin-stats.io/en/result/kr/stage/main_2/sub_02-05.md)

Sanity: 12

Item drops of S2-5 Episode 2 on the JP server, by percentage, highest first

| Item | ID | Loots | Samples | Percentage | Sanity Required Per Item | Time Range |
| --- | --- | ---: | ---: | ---: | ---: | --- |
| [Orirock](https://penguin-stats.io/en/result/jp/item/30011.md) | `30011` | 507 | 135 | 375.56% | 3.20 | 2020-01-16 until now |
| [Drill Battle Record](https://penguin-stats.io/en/result/jp/item/2001.md) | `2001` | 163 | 135 | 120.74% | 9.94 | 2020-01-16 until now |
| [32-hour Strategic Ration](https://penguin-stats.io/en/result/jp/item/randomMaterial_3.md) | `randomMaterial_3` | 3 | 5 | 60.00% | 20.00 | 2021-01-02 to 2021-01-16 |
| [New Year's Lantern](https://penguin-stats.io/en/result/jp/item/randomMaterial_2.md) | `randomMaterial_2` | 2 | 6 | 33.33% | 36.00 | 2020-08-12 to 2020-08-26 |
| [Ester](https://penguin-stats.io/en/result/jp/item/30031.md) | `30031` | 36 | 135 | 26.67% | 45.00 | 2020-01-16 until now |
| [Damaged Device](https://penguin-stats.io/en/result/jp/item/30061.md) | `30061` | 22 | 135 | 16.30% | 73.64 | 2020-01-16 until now |
| [Pure Gold](https://penguin-stats.io/en/result/jp/item/3003.md) | `3003` | 12 | 135 | 8.89% | 135.00 | 2020-01-16 until now |
| [Device](https://penguin-stats.io/en/result/jp/item/30062.md) | `30062` | 3 | 135 | 2.22% | 540.05 | 2020-01-16 until now |
| [Polyester](https://penguin-stats.io/en/result/jp/item/30032.md) | `30032` | 2 | 135 | 1.48% | 810.26 | 2020-01-16 until now |
| [Orirock Cube](https://penguin-stats.io/en/result/jp/item/30012.md) | `30012` | 1 | 135 | 0.74% | 1619.43 | 2020-01-16 until now |

Samples: runs of the stage reported in the time range. Loots: total number of the item dropped in those runs. Percentage = Loots ÷ Samples, the expected number dropped per run, which can exceed 100%. Sanity Required Per Item = Sanity ÷ Percentage. Time Range: since the drop table of the stage last changed.

Updated 2026-10-24 03:50 (UTC+9). [Full data (JSON)](https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=JP&stageFilter=sub_02-05&show_closed_zones=true). License: [CC BY-NC 4.0](https://creativecommons.org/licenses/by-nc/4.0/)