[Addendum]8/20/2026 Update Information

【Addendum 8/20】
・Added information regarding changes to the poison damage specifications of Jorou Spider.
・Added information regarding bug fixes for Battle Mounts and Assist Characters.
・Added information regarding items added to the Yorozu Exchange.

Greetings from the Onigiri Service Team.
The details of the 8/20/2026 JST update are as follows:

Update Information

The new Vanguard Swap Character 【Byakko (CV: Harukawa Meiku)】 is here!

Byakko wields Twin Swords and specializes in the Mountain and Wind elements.
Carefully judge the distance between you and your opponent, then inflict wounds to strengthen her Ougi!

Please see below for details.
New Character 【Byakko】 Arrives!

The Summoner's Scroll - Byakko, which allows you to unlock Byakko, can be obtained from the 【Byakko Limited Nyankoropon】 in the Shopping Plaza!

It can also be obtained from NPC Yorozu Exchange by exchanging 120 Summer Limited Yorozu Exchange Ticket 2026.

・New Nyankoropon!

■Byakko Limited Nyankoropon!
The Summoner's Scroll - Byakko and the accessory Byyakko are here!

■Limited-Time Characters Return!

Limited-time characters will return in two parts!
Genbu and Yorimitsu will appear in the first half!

■Special 10 Nyankoropon!
One Platinum Character Scroll guaranteed! Limited to once per character!

■Summer Gift Nyankoropon!
This Nyankoropon can be rolled using 【Summer Gift Gacha Tickets 2026,】 which can be obtained from events and the Login Bonus Calendar♪

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For details regarding the new Nyankoropon, please see here.
*Japanese language only

◆Nyankoropon Availability Period
　From maintenance on 8/20/2026
　Until maintenance on 9/17/2026
　※The availability period for the returning Genbu and Minamoto no Yorimitsu Nyankoropon differs.

◆Genbu and Yorimitsu Return Period
　From maintenance on 8/20/2026 JST
　Until maintenance on 9/3/2026 JST

・The 【Shatterfang of Shadow】 Event Begins!

～Synopsis～
A young girl named 【Hachizu】 appears to be having some trouble on Onigashima.
According to her, people have apparently been going missing around Onigashima...?

During the event period, NPC 【Hachizu】 will appear in front of the Golden Daruma on Onigashima. Speak to her to progress through the event quests.

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◆Event Items and Event Bonuses◆
Progress through the quests and clear the dungeons to obtain event items. Collect event items and exchange them for rewards at the Exchange or Treasure Chest Nyankoropon.
By meeting certain conditions, such as unlocking specific characters or equipping certain items, you can obtain additional event items upon clearing the dungeon.
Some characters will also receive bonuses that give them an advantage in battle.

■List of Characters and Items with Bonuses
【Partner Characters】
　Byakko, Sakata Kintoki, Genbu, Yorimitsu, Sakata Kintoki the Idol

【Accessories】
　Byyakko, Kintoki, Gembu, Yorimichu
　Replica Byakko Ears, Byakko Shoulder Armor

※Please check the 【Bonus】 button on the dungeon panel for bonus details.
※For Vanguard Swap Characters, use an unlock item such as the corresponding character’s 【Summoner Scroll】 and clear the dungeon with that character unlocked.
※Accessories must be equipped when clearing the dungeon.

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◆Regarding the Mount Character 【Kowani】◆
During this event, you can obtain the Manifestation Scroll for the event-exclusive Mount Character 【Kowani】!

●How to Obtain the 【Manifestation Scroll - Kowani -】
　Treasure Chest Nyankoropon (16 Chests)
※The skills of 【Kowani】 cannot be edited.

【Kowani】 burrows underground during its normal combo and charges forward over a long distance!

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◆Event Rewards◆
Clearing the event quests will unlock the Exchange for NPC 【Byakko.】
At the Exchange, you can trade the event items 【Kugishima Wild Garlic】 and 【Kugishima Potato】 for various items.

■Exchange Lineup Examples

■Treasure Chest Nyankoropon
The 【Treasure Chest Nyankoropon】 will be available from NPC 【Genbu.】
In this Treasure Chest Nyankoropon, you can spend 【Moonlight White Crystal】 to obtain the 【Manifestation Scroll - Kowani -】 material items, and more.

●Genbu Treasure Chest 1
Number of Chests: 16

●Genbu Treasure Chest 2
Number of Chests: 25

●Genbu Treasure Chest 3
Number of Chests: 25

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※The Achievement reward 【Fun Basket】 is scheduled to be removed during maintenance on 8/20/2026.

◆Event Period
　From maintenance on 8/20/2026 JST
　Until maintenance on 9/17/2026 JST

・Nagisa's Hoodie Packs Added!

A special pack containing the new avatar Nagisa's Hoodie Green Leaves along with luxurious bonuses is now available in the Shopping Plaza!

■Pack Contents
・Avatar Exchange Ticket for the required parts
・5 Limited Gacha Tickets
・1 Smelting Amulet Transcendent Fortune
・1 Oranmentation Amulet Transcendent

Price：200 Paid OC
Limit：One purchase each

*Both male and female versions are available for purchase. Please take care not to buy the wrong gender version.
*This avatar and the avatar exchange ticket cannot be sold in bazzar. Thank you for your understanding.

◆Pack Availability
　From maintenance on 8/20/2026 JST
　Until maintenance on 9/17/2026 JST

・Swimsuit Outfit Change Packs Reissued!

Swimsuit packs for the following characters are returning!

Kojirou (Flying Swallow)
　Maeda Keiji
　Murakami III
　Fuma Kotaro
　Honda Tadakatsu
　Amakusa Shiro
　Tokugawa Ieyasu
　Akechi Mitsuhide
　Uesugi Kenshin - Scarlet Bloom
　Yagyu Jubei
　Oda Nobunaga - Thunderbolt
　Lucifer
　Ahriman

■Pack Contents:
　・Outfit Change x1
　・Limited Gacha Ticket x5
　・Smelting Amulet Transcendent Fortune x1
　・Oranmentation Amulet Transcendent Fortune x1
　・Max Durability +500 Ticket x1

Price: 200 Onigiri Coins (Paid)
Stock: 1 each

◆パック販売期間
　From maintenance on 8/20/2026 JST
　Until maintenance on 9/17/2026 JST

・New Furniture Arrives!

Furniture featuring the newly released 【Byakko】, along with limited-time furniture, will be available in the Shopping Plaza!

■Available Furniture
　【Reclining Byyakko】 (Limited Time)
　【Reclining Yorimichu】 (Limited Time)
　【Midsummer Beach Poster】 (Limited Time)
　【Midsummer Ocean Poster】 (Limited Time)
　【Late Summer Fair Poster】 (Limited Time)
　【Late Summer Fireworks Poster】 (Limited Time)

Price:
　Nesoberi Series: 25 Onigiri Coins (Free)
　Posters: 20 Onigiri Coins (Free)
Stock: 1 of each

◆Limited-Time Furniture Sale Period
　From maintenance on 8/20/2026
　Until maintenance on 9/17/2026

・【Byakko Debut Celebration Login Bonus Calendar】 Now Available!

During the campaign period, the 【Byakko Commemorative Login Bonus Calendar】 will be available, where you can receive various luxurious items based on your total number of login days, including Summer Gift Gacha Ticket 2026,which can be used to play the Summer Gift Nyankoropon, and Limited Gacha Tickets.

※This login calendar does not loop.

◆Campaign Period
　From 4:00 on 8/21/2026 JST
　Until 11:59 on 9/17/2026 JST

・Dungeon Boost Campaign 2 Begins！

The Dungeon Boost Campaign 2 Begins!
During the event period, the target dungeons will have a reduced stamina cost,
and a 100% boosted monster item drop rate！

■Target Dungeons
　A Round With The Demon Legion
　Assault! Mephistopheles
　Assault! Blitz Tiamat -Easy-
　Assault! Blitz Tiamat -Hard-
　Assault! Nightshade Nyarlathotep (Reward UP)
　Assault! Visul Odin (Reward UP)
　EXP Ticket Hunt (Norm/Hard/Hell)
　Forest of Chaos
　Forest of Chaos (Limited)
　Forest of Chaos Delirium
　Assault! Leviathan Licht
　Assault! Leviathan Licht (Limited)
　Operation Destruction Prevention
　Operation Destruction Prevention（Limited）

※Lucky Box and clear reward drop rates will not be affected by raise drop rates from this campaign.
※During the event period, daily dungeons will be avaliable everyday.
※Only drop rates boost will be affected in dungeon Yomotsuhirasaka - Winds and Yomotsuhirasaka - Lightning.

The following Vanguards and Divine Possession Characters will have battle bonus in the target dungeons.
※Except for EXP Ticket Hunt (Norm/Hard/Hell)

【Bonus Characters】
Sarutobi Sasuke, Gennai, Asura, Kintoki, Kintoki the Idol
Oda Nobunaga, Incognito Nobunaga, Genbu, Yorimitsu

◆Event Period
　From maintenance 8/20/2026 JST
　Until maintenance 9/17/2026 JST

・Fever Time Added!

During the event period players can receive the following great effects from Fever Time!

■ Effects
・EXP Acquisition Rate+100%
・Ryou Acquisition Rate +100%
・Item Drop Rate +100%
・Skill EXP Acquisition Rate+20%
・Vanguard Gauge Acquisition Rate+20%

※The Item Drop Rate Effect is not applied to Partner items or Lucky Box items.

◆ [Fever Time] Event period
　From maintenance 8/20/2026 JST
　Until 13:59 on 9/17/2026 JST

・Shopping Plaza Sale Begins!

During the event period certain items will be on sale in the Shopping Plaza!
Don't miss this chance to claim a number of useful items at a great price! ♪

■Target Items
　Repair Fairy
　Hi Potion
　Drop Boost +200% (60Min.)
　Magatama Slot Aid B

◆Sale Period
　From maintenance 8/20/2026 JST
　Until maintenance 9/17/2026 JST

We will also be holding a Summer Gratitude Campaign where everyone can receive a Legend Nyankoropon Ticket!

Summer Gratitude Campaign details can be found here！

・The following items will be added to 【Wandering Exchange Merchant Watatabi】:
　【Summoner's Scroll - Byakko】
　【Summoner's Scroll - Genbu】
　【Summoner's Scroll - Yorimitsu】
　【Yorozu Limited Ticket】

・Permanent Achievements for posters featuring the following character will be added.
　The newly added Achievement will appear under the Main tab.
　Raise the corresponding character to Lv100 to obtain
　poster furniture featuring that character.
　【Okada Izo】
　【Byakko】

【Addendum】
・Changed the specifications of the 'Poison' status ailment inflicted by the monster 'Jorou Spider' from fixed damage to damage based on a percentage of HP.

Bug Fixes

【Addendum】
・Fixed an issue with Battle Mounts and Assist Characters where unintended behavior could occur when raising the Awakening Level from the "Awakening Level Unlock" window accessed through the Friendship Panel.
　This issue did not occur when raising the Awakening Level by using an item from the Kinchaku.
　●When using a Manifestation Scroll or Accord Scroll
　　The confirmation window that appears after the Awakening Level is raised was not displayed, and the number of scrolls shown in the Kinchaku did not decrease. This was only a display issue, and the correct state would be reflected after logging in again, moving to another field, etc.
　●When using Articles of Awakening
　　The client would forcibly close. The Awakening Level was raised and the Articles of Awakening were consumed correctly, and the correct state would be reflected after logging in again.

・Minor bugs will be fixed.

Cumulative Purchase Campaign!

Buy OC during the event period and get prizes sent directly to your present box
when purchases reach certain thresholds!

■Present List

◆Campaign Period
　From 12:00 on 8/20/2026 JST
　Until 11:59 on 9/17/2026 JST

◆Item Validity
　Until 11:59 on 9/17/2026 JST

Check additional details here.
Cumulative Purchase Campaign!
*Japanese language only

Extra Bonus Payment Campaign！

During the campaign period, players can obtain additional OC in addition to the regular bonus items based on their purchase amount.
※Bonus can be redeemed for an unlimited number of purchases during the campaign period.
※All purchase amounts are eligible regardless of sum.

■OC Bonus

◆Campaign Period

From 12:00 8/20/2026 JST
　Until 11:59 9/17/2026 JST

◆Item Validity

Until 11:59 9/17/2026 JST

Details can be found here.
Extra Bonus Payment Campaign
*Japanese language only

Ending Events

・The [Onigashima Summer Music Festival] event will end.
　　All related NPCs, item drops, event fields, and etc will be removed.

・The following dungeon will be removed.
　Assault! Dullahan -Puragtorium-
　Please look forward to its return.
　At this time Purgatorium Treasures will be converted to Purgatorium Junk.

・The following Nyankoropon will end.
　Idol Nyankoropon
　Sublime Ougi Nyankoropon
　Super Magatama Nyankoropon
　Sei Shonagon Limited Nyakoropon
　Murasaki Shikibu Limited Nyankoropon
　Idol Limited Nyankoropon
　Premium Nyankoropon 1&2
　Sublime Ougi Limited Nyankoropon
　Super Magatama Limited Nyankoropon

・The following items will no longer be available for purchase:
　Tabu Yaksha Miroku Swimwear Pack ... and 15 other Change Books.

・The following items will be removed from Yorozu Exchange .
　Summoner's Scroll - Murasaki Shikibu
　Summoner's Scroll - Sei Shonagon

・Point Exchange x1.5 Campaign will end.

・Dungeon Boost Campaign will end.

・The following items will be deleted.
　Energy Restorative 50 LTD
　Full Energy Restorative -LTD-
　EXP Boost +200% (60Min.) - LTD
　EXP Boost +300% (60Min.) - LTD
　Ryou Boost +200% (60Min.) - LTD
　Ryou Boost +300% (60Min.) - LTD
　Drop Boost +200% (60Min.) - LTD
　Drop Boost +300% (60Min.) - LTD
　Torn Piece of SP Gacha Ticket
　SP Gacha Ticket
　Premium Gacha Ticket
　Limited Gacha Ticket
　Fun Basket

Notice

・The following items obtainable after this maintenance are scheduled to be deleted on 9/17 JST.
　SP Gacha Ticket Fragment
　SP Gacha Ticket
　Premium Gacha Ticket
　Limted Gacha Ticket
　Fun backet
　Summer Gift Gacha Ticket 2026
　…as well as other items with -LTD- in their names

Other details can be found here.

8/20 Update Contents

*Japanese language only

Thank you for your attention!
※Images are created during development and are subject to change.
※Update details are liable to change without warning and may not reflect in-game.

Thank you for your support for Onigiri!