Latest Yahoo! Japan user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; SM-T510 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/138.0.7204.63 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.197.0 Android 9 Galaxy Tab A 10.1" (2019)
Mozilla/5.0 (Linux; Android 9; LAVIE Tab E 7SD1 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.78 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.120.0 Android 9 LAVIE Tab E 7SD1
Mozilla/5.0 (Linux; Android 9; KFTRWI Build/PS7327.3326N; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.160 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.139.0 Fire OS 7 Fire HD 10 (2021)
Mozilla/5.0 (Linux; Android 9; KFONWI Build/PS7318; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.89.1 Fire OS 7 Fire HD 8 (2020)
Mozilla/5.0 (Linux; Android 9; KFMUWI Build/PS7318; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.87.1 Fire OS 7 Fire 7" (2019)
Mozilla/5.0 (Linux; Android 9; KFMAWI Build/PS7318; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.101 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.87.1 Fire OS 7 Fire HD 10 (2019)
Mozilla/5.0 (Linux; Android 9; KFMAWI Build/PS7312; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.87.1 Fire OS 7 Fire HD 10 (2019)
Mozilla/5.0 (Linux; Android 9; d-02K Build/HUAWEIHDL-L0J; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/83.0.4103.106 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.73.0 Android 9 D Tab Compact
Mozilla/5.0 (Linux; Android 9; d-02K Build/HUAWEIHDL-L0J; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/81.0.4044.117 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.68.0 Android 9 D Tab Compact
Mozilla/5.0 (Linux; Android 9; d-02K Build/HUAWEIHDL-L0J; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.132 Safari/537.36 YJApp-ANDROID jp.co.yahoo.android.yjtop/13.65.1 Android 9 D Tab Compact