Is reservation required for the Straine event?

No, walk-ins are welcome. Just visit the venue directly.

Is there a limit on sample distribution?

Yes, one trial set per person while supplies last.

How long will Tomohisa Yamashita's visuals be displayed?

The visuals will be up until June 21 at Lumine Passage.

Can men use Straine products?

Yes, products are suitable for all genders based on hair thickness.

Where can I buy refill packs?

Available at drugstores and online EC malls.

AI News NQ Analysis

Straine Proposes 'Shampoo Switching' as a New Habit for Hair Concerns During the Rainy to Summer Humid Season, Hosting a Sampling Event at Lumine Yurakucho on June 20 and 21

Key facts

Straine Proposes 'Shampoo Switching' as a New Habit for Hair Concerns During the Rainy to Summer Humid Season, Hosting a Sampling Event at Lumine Yurakucho on June 20 and 21
Straine, a straight haircare brand by Ai Robotics, introduces the new habit of 'shampoo switching' to address hair frizz and waviness during the humid rainy and summer season. A two-day sampling event will be held at Lumine Yurakucho on June 20 and 21, offering trial sets of its BASIC and SOFT lines tailored to different hair types.
Source: PR TIMES
Date: Thu Jun 18 2026 19:06:18 GMT+0900 (Japan Standard Time)

Direct answer

Straine, a straight haircare brand by Ai Robotics, introduces the new habit of 'shampoo switching' to address hair frizz and waviness during the humid rainy and summer season. A two-day sampling event will be held at Lumine Yurakucho on June 20 and 21, offering trial sets of its BASIC and SOFT lines tailored to different hair types.

Citation: Straine Proposes 'Shampoo Switching' as a New Habit for Hair Concerns During the Rainy to Summer Humid Season, Hosting a Sampling Event at Lumine Yurakucho on June 20 and 21 (Thu Jun 18 2026 19:06:18 GMT+0900 (Japan Standard Time)), PR TIMES
Source: PR TIMES
Date: Thu Jun 18 2026 19:06:18 GMT+0900 (Japan Standard Time)

AI Summary (NQ-processed)

Straine, a straight haircare brand by Ai Robotics, introduces the new habit of 'shampoo switching' to address hair frizz and waviness during the humid rainy and summer season. A two-day sampling event will be held at Lumine Yurakucho on June 20 and 21, offering trial sets of its BASIC and SOFT lines tailored to different hair types.

AI Analysis

Frequently Asked Questions

Q: Is reservation required for the Straine event?: A: No, walk-ins are welcome. Just visit the venue directly.
Q: Is there a limit on sample distribution?: A: Yes, one trial set per person while supplies last.
Q: How long will Tomohisa Yamashita's visuals be displayed?: A: The visuals will be up until June 21 at Lumine Passage.
Q: Can men use Straine products?: A: Yes, products are suitable for all genders based on hair thickness.
Q: Where can I buy refill packs?: A: Available at drugstores and online EC malls.