まだまだ夏は終わらない！

との各所からのお声を受けまして、New Single「刹夏」のリリースを記念したTikTok投稿キャンペーンの延長が決定いたしました！

オフィシャル音源と共に皆さんの「夏の思い出（写真・動画何でもOK！）」として投稿してください！

​Five people who submit during the campaign period will be chosen at random to receive a "hand-signed photo"!

*Even if you are not a member of Yamamoto Sayaka official fan club "SYC" or "SYC MOBILE", you can apply.

*The prize photo will be the cut used at the end of the "Setsuka" music video.

moreover!

If you are a member of Yamamoto Sayaka official fan club "SYC" or "SYC MOBILE", you have a double chance!

​Five lucky winners will be chosen from those who fill out the questionnaire form at the bottom of the page and will receive a wind chime painted by Yamamoto Sayaka!

Take this opportunity to upload lots of videos to TikTok and get everyone excited!

We look forward to your participation!

■ Campaign period

2025年7月31日(木) ～ 9月30日(火) 投稿分まで 

■How to submit/participate

【STEP ①】

Create your own TikTok post content and link the official "Setsuka" audio below.

◎Setsuka

https://vt.tiktok.com/ZSSB29SMD/

【STEP 2】

Please include the following three common hashtags as a posting condition.

"# Yamamoto Sayaka" "#summer moment" "#summer memories"

【STEP 3】

Mention Yamamoto Sayaka (@sayakayamamoto0714)

【STEP 4】

Complete your application by posting on TikTok!

※当選者には、2025年10月5日(日)までに（@sayakayamamoto0714）よりDMをお送りいたします。

*Please approve the DM when it arrives.

★★★Double chance for members of Yamamoto Sayaka official fan club "SYC" or "SYC MOBILE"!

*Please proceed to 【STEP ⑤】.

【STEP 5】

"SYC" or "SYC MOBILE" members who post videos on TikTok can also participate in the campaign!

Please read the notes carefully and then apply for the "lottery entry" for each fan club.

★Number of times you can apply

You can enter one entry for each TikTok post.

Example: If you have posted twice on TikTok ⇒ Please apply twice via the "Lottery Entry" for each applicable fan club.

★How to copy TikTok post URL

1. Open the page of the video you want to share.

2. Tap the "Share" button (arrow icon) at the bottom right of the screen.

3. Select "Copy link" from the menu that appears.

==Notes==

*You can apply Nandodemo like as long as the TikTok posting URL is different.

*Private (locked) accounts are not eligible for the campaign.

*Please note that if you forget to enter the lottery, you will not be able to apply for the lottery, regardless of the reason.

*Please note that we cannot confirm or change the contents of your application after it has been completed.

*W members should choose either "SYC" or "SYC MOBILE" for each TikTok post.

*If you later delete your TikTok post or if you have left Yamamoto Sayaka official fan club "SYC" or "SYC MOBILE" at the time the prize is shipped, you will not be eligible for the lottery.

*Resale or transfer of campaign prizes is prohibited.

※賞品はマイページにご登録のご住所宛にお送りいたします。登録内容に変更がある方は、2025年9月30日(火) 23:59までにMY PAGE内「会員情報の確認・変更」よりご変更ください。

※発送は2025年10月中を予定しておりますが、状況によっては発送にお時間をいただく場合がございます。

*Please note that we may invalidate your entry at our discretion.

*Campaign details are subject to change without notice.

*Please note that you cannot change the contents of your entry after it has been completed.

*After completing your entry, you will not receive a confirmation email.

*The winning will be confirmed upon shipment of the prize.

*Please note that some or all of the images and videos you submit may be used in official Yamamoto Sayaka media.

■ Lottery entry period

2025年7月31日(木)～ 9月30日(火) まで

Click here to enter the "SYC Member" lottery